title: Extragonadal primary yolk sac tumour of temporal bone.
abstract: Yolk sac tumour, also known as endodermal sinus tumour (EST) is malignant germ cell tumours usually seen in children less than 3 years of age, involving the testis. We describe a rare case of extragonadal primary yolk sac tumour of the temporal bone in a 2.5 years old child presenting with a left sided post auricular mass and facial nerve palsy. Biopsy was consistent with yolk sac tumour showing expression of alpha fetoprotein. Patient was treated with chemotherapy including cisplatin, etoposide, and bleomycin. Post chemotherapy there was decrease in the swelling with improvement in facial nerve palsy.
authors: Department of ENT, BL Taneja block, Maulana Azad Medical College and Associated Lok Nayak, G.B. Pant and G.N.E.C. Hospitals, New Delhi 110002, India. Electronic address: narula.vineet@gmail.com.
authors: Vineet
authors: V
authors: Narula
authors: Department of ENT, BL Taneja block, Maulana Azad Medical College and Associated Lok Nayak, G.B. Pant and G.N.E.C. Hospitals, New Delhi 110002, India.
authors: Ravi
authors: R
authors: Meher
authors: Department of ENT, BL Taneja block, Maulana Azad Medical College and Associated Lok Nayak, G.B. Pant and G.N.E.C. Hospitals, New Delhi 110002, India.
authors: Kanika
authors: K
authors: Rana
authors: Department of ENT, BL Taneja block, Maulana Azad Medical College and Associated Lok Nayak, G.B. Pant and G.N.E.C. Hospitals, New Delhi 110002, India.
authors: Jaffer Husein
authors: JH
authors: Sura
authors: Department of ENT, BL Taneja block, Maulana Azad Medical College and Associated Lok Nayak, G.B. Pant and G.N.E.C. Hospitals, New Delhi 110002, India.
authors: Jyotsana
authors: J
authors: Nigam
authors: Department of ENT, BL Taneja block, Maulana Azad Medical College and Associated Lok Nayak, G.B. Pant and G.N.E.C. Hospitals, New Delhi 110002, India.
authors: Swati
authors: S
authors: Tandon
authors: Department of ENT, BL Taneja block, Maulana Azad Medical College and Associated Lok Nayak, G.B. Pant and G.N.E.C. Hospitals, New Delhi 110002, India.
authors: Divya
authors: D
authors: Sharma
mesh_terms: D001859:Bone Neoplasms / Q000473:pathology*; D002675:Child, Preschool; D018240:Endodermal Sinus Tumor / Q000473:pathology*; D005158:Facial Paralysis / Q000209:etiology; D006801:Humans; D008297:Male; D013701:Temporal Bone / Q000473:pathology*
keywords: Extragonadal; Temporal bone; Yolk sac tumour