title: Omphalolith/umbolith: CT and MR imaging appearances in two patients.
authors: P Philip
authors: PP
authors: Nittala
mesh_terms: D000328:Adult; D002137:Calculi / Q000175:diagnosis* / Q000473:pathology*; D003952:Diagnostic Imaging / Q000379:methods; D006801:Humans; D007633:Keratins / Q000378:metabolism; D008279:Magnetic Resonance Imaging / Q000379:methods*; D008297:Male; D012629:Sebum / Q000378:metabolism; D014057:Tomography, X-Ray Computed / Q000379:methods*; D014472:Umbilicus / Q000473:pathology*
chemical_list: D007633:Keratins