title: Calculous cholecystitis without underlying disease in adolescents. A survey of 21 such cases.
mesh_terms: D000293:Adolescent; D002764:Cholecystitis / Q000175:diagnosis*; D002765:Cholecystography; D002769:Cholelithiasis / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D009765:Obesity / Q000150:complications; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis