A hydrocele is a common condition characterized by a painless accumulation of clear, serous fluid within the tunica vaginalis, the potential space that surrounds the testicle. It presents as a smooth, cystic swelling in the scrotum that you can often 'get above' on examination (meaning the swelling starts at the top of the scrotum). A key diagnostic feature is that it transilluminates: when a bright light is shone against the scrotum in a dark room, the light passes through the clear fluid, causing the entire swollen area to glow with a red or orange hue. Hydroceles can be congenital (due to a persistent connection to the abdomen) or acquired (due to infection, trauma, tumor, or idiopathically). They are usually benign but can become large and uncomfortable. Treatment is only necessary if they cause symptoms or cosmetic concern, typically involving surgical drainage and repair (hydrocelectomy).

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Zambia

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