title: Unilateral iliopsoas hematoma in elderly patients with sudden back pain and severe anemia: report of two cases.
authors.forename: Hiroaki
authors.initials: H
authors.lastname: Kawano
authors.forename: Tooru
authors.initials: T
authors.lastname: Ikeda
authors.forename: Yasuhiro
authors.initials: Y
authors.lastname: Kawahara
authors.forename: Hiroyuki
authors.initials: H
authors.lastname: Fujisawa
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D000740:Anemia / Q000209:etiology; D001416:Back Pain / Q000209:etiology; D005260:Female; D006406:Hematoma / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D008297:Male; D016658:Psoas Muscles; D012720:Severity of Illness Index; D013997:Time Factors