Parasitology · NEET PG Preparation Microbiology
A 35-year-old immigrant from East Africa presents with terminal hematuria and dysuria. Cystoscopy reveals sandy patches and bladder mucosal ulceratio…
Practice question from Parasitology (NEET PG Preparation Microbiology), with the correct answer and a step-by-step solution.
medium · MCQ · Q-6A5832
A 35-year-old immigrant from East Africa presents with terminal hematuria and dysuria. Cystoscopy reveals sandy patches and bladder mucosal ulceration. Biopsy of the bladder lesion is most likely to show which of the following parasite eggs?
- A.Egg with a prominent lateral spine
- B.Egg with a terminal spineCorrect answer
- C.Ooperculated egg with an abopercular knob
- D.Spherical egg with a thick striated shell containing a hexacanth embryo
Solution
The clinical presentation of terminal hematuria and bladder involvement points toward Schistosoma haematobium infection. The diagnostic hallmark of S. haematobium is an oval egg possessing a prominent terminal spine.
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