title: Cytological findings of an extragonadal yolk sac tumor presenting at an unusual site.
abstract: Yolk sac tumor (YST) is a rare neoplasm that affects children and adolescents. Fine needle aspiration biopsy is an extremely useful procedure for the diagnosis of YST. Main objective is to describe the characteristic cytological features of fine needle aspirates of YST. We report a case of YST in a 4-year-old male child occurring at paravertebral region showing cytomorphological details.
authors.affiliation: Department of Pathology, Pt. BD Sharma Post Graduate Institute of Medical Sciences, Rohtak, Haryana, India.
authors.forename: Sant Prakash
authors.initials: SP
authors.lastname: Kataria
authors.affiliation: Department of pathology, University College of Medical Sciences and GTB Hospital, Shahdara, New Delhi, India.
authors.forename: Kiran
authors.initials: K
authors.lastname: Misra
authors.affiliation: Department of Pathology, Pt. BD Sharma Post Graduate Institute of Medical Sciences, Rohtak, Haryana, India.
authors.forename: Gajender
authors.initials: G
authors.lastname: Singh
authors.affiliation: Department of Pathology, Pt. BD Sharma Post Graduate Institute of Medical Sciences, Rohtak, Haryana, India.
authors.forename: Sanjay
authors.initials: S
authors.lastname: Kumar
keywords: Aspiration cytology; extragonadal; paravertebral area; yolk sac tumor