title: Pathological case of the month. Type IV sacrococcygeal teratoma with yolk sac (endodermal sinus) tumor presenting with failure to thrive and perianal pain.
authors.affiliation: Division of Gastroenterology, Hepatology, and Nutrition, Children's Memorial Medical Center, 2300 Children's Plaza, No. 65, Chicago, IL 60614-3392, USA. TSentongo@childrensmemorial.org
authors.forename: Timothy A
authors.initials: TA
authors.lastname: Sentongo
authors.forename: Richard I
authors.initials: RI
authors.lastname: Markowitz
authors.forename: Pierre
authors.initials: P
authors.lastname: Russo
authors.forename: Daniel
authors.initials: D
authors.lastname: vonAllmen
authors.forename: David A
authors.initials: DA
authors.lastname: Piccoli
mesh_terms: D001003:Anal Canal; D002675:Child, Preschool; D003937:Diagnosis, Differential; D018240:Endodermal Sinus Tumor / Q000150:complications / Q000473:pathology*; D005183:Failure to Thrive / Q000209:etiology*; D005260:Female; D006801:Humans; D010146:Pain / Q000209:etiology*; D010386:Pelvic Neoplasms / Q000150:complications / Q000473:pathology*; D012445:Sacrococcygeal Region; D013724:Teratoma / Q000150:complications / Q000473:pathology*