Hydatid disease / by John Davies Thomas ; edited and arranged by Alfred Austin Lendon.
- John Davies Thomas
- Date:
- 1894
Licence: Public Domain Mark
Credit: Hydatid disease / by John Davies Thomas ; edited and arranged by Alfred Austin Lendon. Source: Wellcome Collection.
Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.
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![Frequency.—The kidney is affected in 4-74 per cent, of all cases. Sir William Roberts refers* * * § to seventy or eighty instances in which hydatids existed in the kidney or were passed by the urethra, t I have met with but one case of renal hydatid : the patient, a middle-aged man, produced a ruptured hydatid cyst, which he stated had been passed per urethram. It is very rare for both kidneys to be attacked in the same person, although instances of this are recorded by Cooper % and by Richardson, § but in some of the lower animals, e.c/., the sheep, it is common for both kidneys to be affected at the same time. Site. Out of 41 cases collected by me the right organ was the seat in 17 instances ; the left in 24. Sex—In 60 cases in which this is mentioned there were males, 40 ; females, 20 cases. From 1 to 10 years of age... ... 0 cases CC 11 cc 20 CC CC ... 5 cc CC 21 cc 30 CC cc ... 5 cc CC 31 cc 40 cc cc ... 8 cc t( 41 cc 50 cc cc ... 5 cc cc 51 cc 60 cc cc ... 4 cc cc 61 cc 70 cc cc .. 2 cc Over 70 years of age ... ... 2 cc 31 Course of the Disease.—The parasite may take its rise in the kidney-substance or may merely become attached to this organ in the progress of its growth, which in two instances began in the supra-renal capsule, viz., those recorded by Risdon Bennett |] and by Hueter.H In the kidney, as in probably every other organ of its human host, a hydatid may undergo spontaneous death and decay, and become con- verted into an atheromatous mass enclosed in a dense fibrous sac. Much more frequently, however, the parasite ruptures into the pelvis of the kidney ; and this may even take place in the case of echinococcus cysts which are far advanced in spontaneous decay.** *A practical treatise on Diseases of the Urinary and Ronal Organs. London, ISS5. Fourth edition. By Robert Maguire, M.D., F.R.S. t Op. cit., p. 630. t Australian Medical Journal, 18G2, pages 122, 270, and 289. § Lancet, 1865, Vol. II., page 360. || Pathological Society Transactions, Vol. XV., page 224. IT Wochenschrift fiir Klin. Medicin, Vol. V., pages 139and 140. ** Lancet, September 3, 1854.](https://iiif.wellcomecollection.org/image/b21509529_0040.jp2/full/800%2C/0/default.jpg)