title: Patellar tendon enthesitis as initial manifestation of ankylosing spondylitis: an atypical presentation.
authors.affiliation: Department of Radiology, Christian Medical College and Hospital, Vellore, Tamil Nadu, India.
authors.forename: Jyoti Panwar
authors.initials: JP
authors.lastname: Sureka
authors.affiliation: Department of Orthopaedics Unit 3, Christian Medical College and Hospital, Vellore, Tamil Nadu, India.
authors.forename: Viju Daniel
authors.initials: VD
authors.lastname: Varghese
authors.affiliation: Department of Radiology, Christian Medical College and Hospital, Vellore, Tamil Nadu, India.
authors.forename: Madhavi
authors.initials: M
authors.lastname: Kandagaddala
authors.affiliation: Department of Radiology, Christian Medical College and Hospital, Vellore, Tamil Nadu, India.
authors.forename: Divya
authors.initials: D
authors.lastname: Prasanthi
mesh_terms: D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D017847:Patellar Ligament / Q000000981:diagnostic imaging*; D011859:Radiography; D012216:Rheumatic Diseases / Q000150:complications / Q000000981:diagnostic imaging*; D013167:Spondylitis, Ankylosing / Q000150:complications* / Q000000981:diagnostic imaging*; D055815:Young Adult