title: Renal cyst puncture: a non-diagnostic procedure in the infant.
abstract: A case of metastatic Wilms tumor in a newborn is presented. Cyst puncture was included in the preoperative evaluation and the merits of this procedure in infants are questioned. The differential diagnosis of intrarenal masses in the neonate is discussed.
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000000981:diagnostic imaging*; D052177:Kidney Diseases, Cystic / Q000000981:diagnostic imaging*; D007680:Kidney Neoplasms / Q000175:diagnosis*; D009362:Neoplasm Metastasis; D011677:Punctures / Q000009:adverse effects*; D011859:Radiography / Q000009:adverse effects; D009396:Wilms Tumor / Q000175:diagnosis*