Study links genetic variants to posterior urethral valves, leading cause of kidney failure in young males

Approximately one-third of individuals with posterior urethral valves develop kidney failure before age 30, requiring surgical intervention with ongoing urinary complications.

Before a boy is even born, a fold of tissue can form in the urethra that will quietly threaten his kidneys for decades to come — a condition called posterior urethral valves, affecting one in four thousand males and driving a third toward kidney failure before thirty. Researchers at University College London have now identified genetic variants in two developmental genes, TBX5 and PTK7, that appear to shape why this obstruction forms, marking the first time both common and rare genetic signals have been linked to the condition. The discovery, drawn from a study spanning thousands of individual

Study links genetic variants to posterior urethral valves, leading cause of kidney failure in young males

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