A man who sought medical attention after being unable to urinate discovered that he had become home to one of the largest known parasites to infect humans, a case report explains. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

The 35-year-old man showed up to the emergency department, complaining of retention of urine and a fever that had lasted for two days. Retention of urine can be a serious, painful, and sometimes life-threatening issue, particularly if it comes on suddenly or gets worse over time.

The man was admitted to the hospital at Lala Lajpat Rai Memorial Medical College, Meerut, India, where his vital signs were found to be normal, except for tachycardia, or a fast heart rate. Testing his blood and urine, the team found m

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