A Swim in the Nile CHAPTER 8 Nils A Swwn,tnthe THE FIRsrrtue VEnNoNBennY (as I'll call him) took sick on his trip aroundthe world was in a SalvationArmy hostelin the Kowloon sectionof Hong Kong. Berry woke up that morningit was a Monday morning toward the end of February' 1958a sorethroat,and the shivers.He wasn't with a rockingheadache, (ust twenty-five),his healthhad young was much alarmed.He alwaysbeenexcellent,and only a weekor ten daysearliera doctor back home in JerseyCity had immunized him againsttetanus, smallpox,typhoid fever, yellow fever, and cholera.What he mostly felt wasannoyance.He wastravelingon an extremelytight budget (a few hundred dollars in savings,and a recentsmall and he couldn'tafforda seriousillness'Accordingly, inheritance), he decidedto take no chances.He draggedhimselfout of bed and down to the SalvationArmy clinic, which adjoinsthe Kowloon hostel. The doctor on duty there heard his unexceptionalcomThey indicated, plaint and madethe usualdiagnosticsoundings. Berry wastold, a touchof acutebronchitis.The doctorgavehim a shot of penicillinand instructionsto comeback the next day for laA $ r 25 another.Meanwhile,he was to stay in bed and rest.Berry stayed in bed, exceptfor visits to the clinic, until Thursday.On Friday morning, feelingfully recovered,he left by plane for Singapore. Berry spentthe weekendin Singapore.He sleptat a YMCA restaurant hotelon OrchardRoad,had his mealsat an inexpensive rn the neighborhood, and sawthe sightsofthe port. The nextstop on his itinerary was Bangkok,and he choseto go by train-a journey of somefourteenhundredmiles through the mountain jungles of Malaya and southern Thailand. He left on Monday andtheThaibetweenSingapore morning.That night,somewhere land border, he took sick for the secondtime. His feet beganto itch and swell.Then he beganto itch all over. Then his joints and he beganto hurt. He couldn'timaginewhat had happened, didn't know what to do. Therewasno one he could eventalk to. That alonewas unsettling.He beganto feel a bit frightened.By morning,he wasin a kind of panic,and whenthe train pulledinto Songkhla,in southernThailand, he grabbedhis bag and got off. doctor and askedfor an explanaHe found an English-speaking he said,that tion. The doctorwasnoncommittal.It waspossible, gave him a he Berry had developeda calcium deficiency,and restorativeinjection.It didn't seemto help. The next morning, afteranotherwretchednight,Berryresumedhisjourney,asmiserableasever.He itchedandached,and hisfeetweresoswollenthat it was all he could do to walk. Also, he had diarrhea. Berry arrivedin Bangkokaroundnoon on Saturday,March l. l{is firstconcernwashis health.A clerkat a YMCA hostelwhere he arrangedfor a bed and left his bag directedhim to a hospital operatedby the SeventhDay Adventist Church, on Pitsannloke Road.He madehis way there,and into the outpatientclinic.The cxaminingphysicianlookedhim over, noted his recenthistory, irnd offeredan opinion, It was his beliefthat Berry was suffering I'romtwo unrelatedailments.One appearedto be a mild attack of bacillarydysentery. That wasa commoncomplaintamongWestin the East,and it usuallyrespondedsatisfactorilyto travelers ''rn was almost certainlyan allergicreaction. 'ulfadiazine.The other I herewere,of course,any number of possibleallergens.The list 126 $ T H E M ED IC A L D E TE cTIV E S .4 Swim in rhe Nile g 127 He was advised to take it easy.The next day, he caught a plane to Egypt. After a couple of post-convalescentdays in Cairo, he traveledup the Nile as far as Luxor. He spent three days in Luxor, wandering among its many antiquities and swimming in the Nile, and then returned to Cairo. From Cairo, he flew to Amman, from included foods, drugs, dusts, and pollens. In this instance,however. the circumstancesseemedclearly to implicate a drug-the penicillin injections that Berry had been given in Honk Kong' Allergic symptoms, too, could be satisfactorily controlled, with cortisoneand antihistamines:But Berry must also do his part' He was to rest in bed, drink plenty of water, and report to the clinic daily for treatment and observation until further notice' Berry did as he was told. He reported to the Adventist clinic Amman to Beirut, from Beirut to Ankara, and from Ankara to Athens. He halted there, at a students'hostel, for two nights and a day. On April 28, he left by plane for Zurich and a tour of Western Europe. In the course of the next six or eight weeks,he visited Geneva, Marsetlie, Barcelona, Madrid, Paris, Brussels, Amsterdam, Frankfort. Muntch, and Vienna' An allergic puffi- every day for nine days. At the end of that time, he was discharged to convalesceon his own. The following day, he took a train to Rangoon. Except for a httle swelling around the eyes'his allergic symptoms had largely subsided, but he still was somewhat diarrheic. He spent the next week traveling by plane and train and bus through Burma and East Pakistan to Calcutta. He reached nessaround the eyesplaguedhim off and on, but otherwsiehe felt encouragingly well. On hrs second morning in Vienna, he was awakenedby a twinge of abdominal pain. It came again while he was dressing,and agatn on the way to breakfast. Then it went there feeling tired and apprehensive,He had lost twenty-five pounds in the past two weeks and had had to force himself to eat' He rested for a day in a Salvation Army hostel and then sought out a doctor. The doctor found him nervous and undernourished, and recommended vitamins. Berry took his advice. A few days later, having exhaustedthe sights of Calcutta, he moved on, by away. Nevertheless,it made him uneasy,and that afternoon he had himself directed to the office of a urologist. The urologist questionedhim closely about his Damascus experience,and did a urinalysis.The results,he reported, were entirely normal. Thus reassured,Berry resumedhis travels.Betweenthe end of June and the end of July, he visited Berhn. Copenhagen,Stockholm, Oslo, and London. Early in August, he sailedfrom Southamptonon the train, to New Delhi. From there, he flew to Karachi. It had been his intention to spend severaldays in Karachi, but he stayedonly threw on his clothes, overnight. He awoke in a knot of restlessness, and caught a plane for Damascus.On the way, he becameaware Queen Elizabeth for New York. of a leaden ache low rn his back and flanks. It smoldered there throughout the rest of the flight. Then, as the plane came bumping down at Damascus, it shifted around to his abdomen and sharpened into a twitching pain. Berry rode uncomfortably into the Berry settled down in JerseyCity again, and after a week or two ol looking around he found a.lob as a draftsman with an architectural firm. He lived with his parents and saw his old friends and did as he had always done. It was not, however,as if he had never city with the glum conviction that he was going to be sick again' A French doctor confirmed his fears. Berry had a temperatureof just over a hundred, and there was a trace of blood in his urine' Those findings, together with the location of the pain, suggested heen away. The allergic puffinessaround his eyes persisted,and the itches and swellingselsewhereon his body continued to come lnd go. In addition, early tn Septemberhe began to feel a vague and vagrant nausea.The feeling was particularly pronouncedjust a kidney infection. Either that or renal colic. Whatever the nature of Berry's illness,it kept him in a nursing home in Damascus for a little over a week. He emerged,wobbly but well, on April 14, and had a final consultationwith the doctor' before meals. He told himself that it would soon go away, and w hen i t di dn' t, he tried t o t gnor eit . At t he end of a week,he gave rrp and called the family doctor for an appointment. The doctor rramined him with care, and admitted that he was stumped. In i .l 1 12 8 $ THE M EDI C A I - DETECTIVES every respectbut one, he said, Berry seemedto be in his usual excellenthealth.The exceptionwas revealedby a blood count. It showeda morbidly significantincreasein white blood cells of a That tendedto suggestthe presence kind known as eosinophiles. of infection.The possibilitieswere too numerousto mention,but a consultationwith a specialistmight help to sort them out' He would make an appointmentfor Berry with an internist of his A few dayslater, Berry emergedfrom anotherthoracquaintance. ough examinationwith another equivocalreport' Except for a notably elevatedeosinophilecount, all testsand soundingsPerformed by the internist had had negativeresults.The internist, however,was not completelydeterred.He had formed,he said,a certainimpression-a hunch. Eosinophilia,he remindedthe family doctor,is characteristicof tnchinosis.Soareallergic-likeswellings around the eyes,and urticarial itches.He wonderedif a mild trichinal infection might not be the causeof the patient'scomplaint. The family doctor passedthis tenuous diagnosison to Berry, adding that he was generallyinclined to concur. There is no specifictreatmentfor trichinosis,but in the great majority of casestime will effecta cure. The curativepowersof time did next to nothing for Berry. Although the swelling around his eyessubsided,and the occasionalhives and itches graduallyceasedto recur, the draggingmealtimenauseaand the ambiguous eosinophilia continued unabated-for weeks, for months, for a year. Then, one Saturdayafternoonin October' 1959,Berry passedin his stool a ten-inchworm. He submitted the specimen,in consternation,to the family doctor. The latter was able to reassurehim. The worm was a speciesof round worm (Ascarislumbricoides),an intestinalparasiteonly slightly less common than a tapeworm. It was also, the doctor went manfully on to say, the probablecauseof what had seemedto point to trichinosis.Nor wasthat all. Ascariasis'unliketrichinosis, was readily responsiveto treatment.The drug of choicewas piperazinecitrate,and a singledosewas usuallysufficient.It was in Berry's case.Within a week, his stomach had steadiedand settled,and he felt almost like himself again' The only trouble .1Swim in the Nile $ 129 rvas his eosinophile count. It had dropped, but it still stood abrrormally high. Around the middle of November, Berry was seized with a new :rffiiction.It hurt him to urinate. He endured this puzzling complaint for several uneasy days, and then went down to see the ,loctor. The doctor heard his symptoms with reliel and an examination, which disclosed an inflammation of the prostate gland, eonfirmed his first impression. Berry had prostatitis. The doctor then turned his attention to treatment. It consistedof a prostatic rnassage,a prescription for sulfisoxazole,and a warmly encouragrng prognosis. He was hopeful that by the end of the week Berry would be greatly improved. It didn't turn out that way' The pain ,:clntinuedas before. A cystoscopic, or direct, examination of the urinary tract was made, and thesefindings,too, were inconclusive' fhe doctor saw no reasonto alter his diagnosis.Or his treatment' [{e was convinced that periodic prostatic massagewould eventu' rullyhave a salutary effect. And so, before long, it apparently did. Berry's occasionalabdominal cramps becameincreasinglyoccasional,and presentlycarly in 1960--they vanishedaltogether'This was followed by an ('rlcouragingchangein his original urinary complaint' For a while, rt seemedto Berry that his troublesmight be almost over. But only lirr a while. The remissions,it soon became clear, were nothing rnore than remissions.In time, the pain always returned' Toward rhe end of I 960, Berry gaveup any real hope of a cure and resigned hrmselfto a life of chronic prostatitis. Berry's life as a chronic invalid lasted almost a year' It tnded, with a jolt, one December evening in 1961, when he noticed a stain of blood in his urine. The next morning, it had rroticeablydeepenedand darkened. Sick with dismay, he telephoned the family doctor. The doctor told him to come to the ,rfficeat once. From there, on the doctor's referral, he went to \ce a urologist. The urologist asked some careful questions, .rnd then led him into his surgery for another cystoscopicexrrnination. At nine o'clock the following morning, Sunday, De.ember 17, Berry was admitted to Memorial Hospital, in Man- 130 $ THE M ED I C A L DETECTIVES hattan, with a diagnosis of suspected cancer of the bladder' 22' Berry spent six days in Memorial Hospital' On December the he was discharged in the care of Dr. Harry Most, chairman of Department of Preventive Medicine at New York UniversityBellevue Medical Center, and an authority on tropical diseases' The report of his staY read: Physical examination on admission revealeda WDWN [welldeveloped,well-nourished]white male with ' prostateminimally enlargedand non-tender. Urilnemicroscopicallyshoweda few RBC [red blood cells] and few WBC [white blood cells].Hgb. [hemoglobin]was 15 gms' Hct' count] 5 9 with 4Voeosrno[hematocrit]42Eo.WBC [white blood on a second'Eosinopt it.s on oni differentiaI and2OVoeosinophiles per cc'lmm' Blood sugar[was] showed98 eosinophiles phil. "oun, within normal limits. Urinary cytologieswere negativefor malignant c el l s .... Cystoscopyand biopsywerecarriedout' Bladderwas of normal capacityand contour. Scatteredthroughout the bladder were nu,rr..ou. small, virtually punctateelevationsof the bladdermucosa wit houta n y v i s i b l e c h a n g e i n th e n o rmal l emon-yel l ow col orofthe in location'High bladderlining.Theselesionsappearedsubmucosal on the posteriorwall of the bladderwereirregular,partially confluent, reddened,raisedareaswith a surfacemidway ln app€arance betweenthat of papillary neoplasmand bullous edema' but not characteristicof either.The latter areastotalledseveralsq. cm. but were resectedcompletelytransurethrally' P at h o l o g i c e x a mi n a ti o n re v e a l e dunequi vocal evi denceo| schi s. tosomlasls. The cause of schistosomiasisis a small but readily visible endoparasitic worm of the genus schistosomT that has an essential environmental predilection for human blood' Its name derives from the Greek schistos,meaning "cleft," and soma' meaning "body," and refers to a deep longitudinal crevice in the body of the male worm in which the female more or less permanently though humbly placedin the evolutionresides.The schistosomes, ary scale,lead highly complicatedlives' They reach maturity on!y after three total metamorphoses in three distinctly different set- .4 Swim in the Nile $ 131 tings. The organism first manifests itself as a newly hatched larva rn a pond or lake or river. If all goes well, the larva soon finds and enters the body ofa suitable speciesoffresh-water snail. It is there transformed into an aggregation ofreproductive spores,and these, after several weeks of ceaselessproliferation' emerge from the snail as a multitude of tadpole-likewrigglers. The wrigglers must promptly find a suitable animal host, and one host to which they have irrevocably adapted themselves is man. Wrigglers fortunate enough to come upon the necessaryhost attach themselvesto the skin, discard their tails, and (with the help of a tissue-dissolving enzyme) burrow through the epidermal barrier' Penetrationusually takes about twenty-four hours and is unperceivedby the host' Once through the skin, the wrigglers launch themselvesin the current ofthe peripheralblood vesselsand are carried along to the veinsand through the heart and into the systemiccirculation. The survivors of this intricate voyage (which may take severaldays) then gather in the richly nutntious blood that flows from the gastro-intestinaltract to the liver and beyond. There they grow to maturity (about an inch in length for the females,and less than half that for the males),and mate. They then retire to the comfort of a tiny backwater vein, where the female, still enclosedin the male's embrace,deposits-for incubation and eventual excretion with the body's wastes-the first of an almost infinite number of eggs. It is not unheard of for a female schistosometo live and breed for thi rty years. The site that a schistosomechoosesfor its eggs is not a haphazardchoice. It is predeterminedby the speciesof worm' There are three species to which man is warmly hospitable-Scilstosoma hoemotobium, Schistosoma mansoni, and Schistosoma urilaponicum. Gravid S. huematobilrn worms are drawn to the nary bladder. Those of the other speciesprefer the bowels, 5' in the laponicum lodging in the small intestine, and S. monsoni They well' as large intestine,The speciesdiffer rn other respects have different intermediate hosts, different geographical ranges, and different rates of growth. Each schistosome species has so cvolved that it can Dassfrom the larval to the wriggler stage in I 1 32 $ T H E M ED IC A L D E TE C TIvE S acceptthe body of only certain speciesof snail, and the snails the thus is It able to one are unacceptableto either of the others. distribusnail that determrnes the distribution of the worm. The and the China coastal to tion of S. iaponicum is largely confined haeS' Yangtze Valley, parts of Japan, and the Philippines' Valley (its motobium, though probably indigenous to the Nile of the mummies calcified eggs have been found in Egyptian most of twef fth pre-Christian century), occurs throughout southern the at and East, humid Africa, in much of the Middle the Midtip of Portugal. The range of S' mansoni extends from (the Nile dle East (Arabia and Yemen), through much of Africa to congo), the of Delta, the southeast coast, and the rain forests to Brazil, Venezuela,and the Caribbean islands' Its extension slave the to attributed the Western Hemisphere is generally African trade, but there is more to the matter than that, for the decisive slaves were infested with S. haematobium as well' The (Australorbis factor was the presence here of a species of snail glabratus) to which S. mansoni could adapt' Just why the differsatisfacent species have different rates of growth is yet to be matures torily explained.The only certainty is that S' iaponicum haein four or five weeks,S. mansoni in six or seven' and S' m at obium in te n o r tw e l v e . essenFor all their several differences, the schistosomes are they tially much alike. So are the varieties of schistosomiasis usual the in produce. A schistosomeis not a toxic organism that any sense.Except for certain allergic reactions (of the sort The mechanical' foreign protein may excite), its impact is largely to hold eggs of a schistosomeare equipped with clawlike spines of the pull constant the them in their venous incubator against tearcirculating blood, and it is from this constant tugging and reaFor stems' schistosomiasis ing that the chief discomfort of (as infesta' japonica an sons not entirely clear, schistosomiasis of tion of S. iaponicum is called) tends to be the most destructive unpleasant, the three forms, but all are seriousdiseases-always often debilitating, and not infrequently fatal-and the symptoms inof their presenceare fundamentally the same' They typically A Swim in the Nile $ 133 clude, as in the caseof Vernon Berry, an outbreakof hives,an elevated eosinophilecount, and internal (gastro-intestinalor genito-urinary)bleeding. Berry's referral to still anotherphysicianwas unusualbut in no senseexceptional.It was arranged, with the enthusiasticapproval of the JerseyCity urologist,by the head of the urological serviceat Memorial Hospital,and was madefor the best of reasons.Dr. Most is not just another physician.He is one of the few physiciansin the New York metropolitanareawith a particand one of even fewer exular knowledgeof schistosomiasis, periencedin its sometimestricky treatment. "I was very glad to have Berry commendedto my care," Dr' Most says."Nothing could haveinterestedme more' I thought I could help him, and I was eagerto try. That, of course'was the first consideration,but it wasn't the only one. I waseagerto talk to him-to learn everythingI could about the case'BecauseI knew enoughalreadyto know that it signifiedsomethingimportant. It seemedto confirm the developmentof a new and potentially rather ominous trend. I'll tell you what I mean' Schisin tosomiasishas alwaysbeenamong the rarest of rare diseases of a suitable thiscountry.It doesn'texisthere,and in the absence The only it can't' host speciesof snail to serveas intermediate casesthat are ever seenin the united Statesare importations.A lot of Americansoldierscamehomefrom the Philippinesafter the japonica,and a certain Secondworld war with schistosomiasis mannumber of Puerto Rican immigrants with schistosomiasis that's year, and every cities soni turn up in the Eastern-seaboard beenabout the story. Until recently.It seemsto be taking a new rwist now. A new kind of victim has appeared.It isn't a soldier stationedin an endemicarea and it isn't a native exposedfrom carliestchildhood.It's a tourist-someone just passingthrough' "Berry was the fourth of theseto cometo my attentionin less than two years.The otherswere a physicianand his wife and a spinsterfriend of theirs who took a three-weekCaribbeancruise in the winter of 1960.Their exposureoccurred-it could only 134 $ THE M EDI C A L DETECTIVES have occurred-in a fresh-waterpool on St' Lucia' one of the Windwardlslands.Thephysicianwasthefirsttobecomesick.He thought for severaldaysthat he had the flu' Then he washospitalized, and a colleaguetook over' A high eosinophilecount inan dicateda parasiticinfection,and the attendingphysiciansent accountoftheclinicalfindingstothehealthofficersofthevarious The replieshe islandsvisitedand askedfor diagnosticsuggestions' ascariahookworm' got cameout most stronglyfor typhoid fever, of sis, amoebicdysentery,and strongyloidiasis'The possibility was never even considereduntil I cameinto the schistosomiasis picture. I was consultedbecauseof my interestin tropical mediwas suggestedto me by a carefulreviewof cine. Schistosomiasis the itinerary, and a seriesof testsconfirmedmy hunch' A rectal mansoni'That was biopsyidentifiedthe varietyasschistosomiasis clini.*u"tiy two weeksafter onset.In the circumstances---classic and area' a known recentvisit to an endemic cal manifestations, first-ratehospital facilities-I think one might say that it could havebeendiagnosedabitsooner.Thetwoothercaseswerefairly promild at onset, and the symptoms were not particularly nounced.Iftherehadn'tbeenthatobviouslinkwiththesick physician,they might havegoneundetectedindefinitely'As Berry practicallydid.Andyettheessentialclues-avisittoanendemic there in his case,too' All that was area and eosinophilia neededwas an awarenessof the possibility' ..Thetroubleisthatthepossibilityofschistosomiasisjustdoesn,tenteranAmencanphysician'smind'That'sunderstandable enough-or, rather,it usedto be. In my opinion,it isn't anymore' Berry and the physician and his wife and their friend may be merely isolatedcases,but I don't think so' I think more likely thereare othersthat I haven'theardabout.That nobodyhas.And I think there are many more to come' I'll tell you why' The American tourist has changedin the past few years' There's a wholenewbreed.ourtouristsarenolongermainlytherichorthe well-to-dofrom a few big cities.They'reeverybody,and theycome from everywhere.The reason,of course,is cheaperand fasterair travel. There are more touristsnow, and they do more traveling' A Swim in the Nile $ 135 and they visit more distant places.Including, increasingly,the tropics.And everyyearthe chancesare greaterthat someof them is will be exposedto a serioustropical disease.Schistosomiasis only one such disease,and it is far from beingthe worst. I'm not thinking of plague and cholera and that sort of thing, I mean or like kala-azarand African trypanosomiasis, bizarre diseases, Malignant termalaria. tertian malignant sickness, and sleeping tian malariais an extremelyseriousdiseasewith a high mortality rate,and the otherscan alsobe fatal, but they havetheir redeeming features.They are all amenableto treatment.They can be treatedand cured.They can, that is, if they are diagsuccessfully nosedcorrectly and in time. But first they have to be suspected. They haveto be brought to mind. Brian Maegraith,of the Liverpool School of Tropical Medicine, has proposedan up-to-date that additionto the routineinterrogationof a patient.He suggests at somepoint the doctor ask,'Wherehaveyou been?'I secondthe motion. "Maegraith assumesthat the doctor will hear and heed the answer.That, of course,is quite as important as the question.It could havemadeall the differencein Berry's case'I realizethere werecomplicatingfactorsthere.The early allergicmanifestations were confusedwith the evenearlier penicillin of schistosomiasis reaction,and certainlythat intestinalparasitewasa most unfortuHowever,sincethe doctorsconcernedwerefully natecoincidence. very beginningthat Berry had just returnedfrom awarefrom the a ruggedtrip throughsomeof the world's leasthygieniccountries, onecan hardly saythat his casewas handledwith much sophistication.Or so it seemsto me after talking and working with Berry. "I sawBerry for the first time abouta month after his discharge from Memorial Hospital.Soonerwould havebeenbetter,but that couldn't be helped.I wanted to be surejust what I was treating debeforeI startedtreatment.The treatmentof schistosomiasis pendsto someextenton the type.Or types.I knew that Berry had madea tnp aroundthe world, so it waspossiblethat he had more than onetype.He might evenhaveall three.First, I wantedto see the slidesfrom which the hospitaldiagnosishad beenmade' and I 136 $ THE M ED I C A L DETECTIVES Then I there was somedelay in gettingthem down to my office' the microwanted to examinesomestool and urine samplesfor that meant scopiceggsthat would identify the type,or types'and I had the 29' uno1h.. delay. We finally got started on January surprises' resultsof the sampletestsby then,and they held no ugly Berry findings' They simply confirmedthe originalbladder-biopsy Where haematobium,and only haematobium' had schistosomiasis different he got it is a little hard to say' He visited half a dozen and East' ptuc"s in the endemicareasin Egypt and the tvliddle or basins most of the washingand bathinghe did therewasin tubs contaminated possibly filled by hand with water from some in Egypt-at source.lt's my guess,though, that he picked it up Nile' the in Luxor, when he went swimming involvessome form of an"The treatmentof schistosomiasis potent tolerable timony. Potasstumantimony tartrate, the most japonica' Its adminisform, is generallyusedfor schistosomiasis process'A tration is intravenous,and is an exceedinglydelicate someserislip can causereal trouble.Moreover,therehavebeen powerful less A ous, and evenfatal, toxic reactionsto the drug' is effective form containingsodiumantimonyand calledstibophen manschistosomiasis and haematobium in both schistosomiasis the as bad as soni, and it can be givenintramuscularly'It isn't 29 was a other, but lt can causeits share of trouble' January afterthat cc's of five Monday. I gaveBerry a stibopheninjection four days' noon, and the sameamounteachafternoonfor the next did the then and breather' a We skippedthe weekendto give him got through samethe following week.He stoodit pretty well' We the drugseventeeninjections-or a total of eighty-fivecc's of 22' the beforehe had any important toxic reaction'On February and day of the seventeenthinjection, he had a wave of nausea job' I stopped' so vomiterl.Eighty-fivecc.swas enoughto do the the He wasn,t cured, but he was well on the way. Testsduring the by and clear, courseof treatmentshowedhis urine increasingly few a eggsand only end of the courseit containedno schistosome also showed a eosinophilia His microscopic traces of blood. healthychange.At the beginningof treatment,he had an eosino- 4 Swim in the Nile $ 137 phile readtngof fifteenper cent. When I withdrew the drug, it was down to ten. A month later, when he came in for a checkup, it was down to four, and in the next few months it continued that encouragingdecline. Another cystoscopywas performed on August 22. It showed no evidence of acute inflammation, and in general the look of the bladder was compatible with the other signsof improvement. Sevenmonths later, on March 13, 1963,a final cystoscopywas done, and this time there was no doubt about rt. We could safely say he was cured"' lr e64l
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