Which one of the following statements is false with regard to Xanthogranulomatous pyelonephritis in children -
Often affects those younger than 8 years of age.
It affects the kidney focally more frequently than diffusely
Boys are affected more frequently.
Clinical presentation in chidren is same as in adults
Ans. is 'a' i.e., Often affects those younger than 8 years of age Xanthogranulomatous pyelonephritis is a form of chronic pyelonephritis characterised by destruction of renal parenchyma and the presence of granulomas, abscesses and collection of lipid laden foamy macrophages (foam cells). Xanthogranulomatous pvelonephritis in children o Age of presentation ranges from infancy to 16 years. o Focal firm being more common in children Appear healthy. o Those who affected diffusely, present with non-specific symptoms of chronic infection. i) Weight loss ii) Fever iii) Lethargy iv) Failure to thrive o Proteus is the most common causative organism. I am not sure about option 'c'. In old ages, xanthogranulomatous pyelonephritis is more common in female, but I cound not find data in children.