Hemangiopericytoma an Incidental Parotid Swelling: a Rare Case Report
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ORIGINAL ARTICLE
Hemangiopericytoma an Incidental Parotid Swelling: a Rare Case Report Sambhaji G. Chintale1,4 • Mahendra I. Katre2 • Vilas R. Kirdak1 Kaleem A. Shaikh1 • Swati S. Chintale3
•
Received: 5 September 2020 / Accepted: 5 October 2020 Ó Association of Otolaryngologists of India 2020
Abstract Hemangiopericytoma of the parotid gland is a very rare presentation in the head and neck region. It occurs mainly in the lower extremities, retroperitoneum, and pelvis. Here we reported a case of 14-year female patient present with painless swelling of the right cheek over the parotid region since 5 years. Keywords Parotid Swelling Hemangiopericytoma
Introduction Hemangiopericytoma is a vascular tumor. Most commonly present in the lower extremities, retroperitoneum, and pelvis region. It rarely occurs in the head-neck region in that it’s very rare to occur in the parotid region. To date, in the history of literature, only 30 cases have been reported. The term hemangiopericytoma was first coined by Stout and Murray in 1942. It is a rare mesenchymal tumor that originates from the pericytes of Zimmerman surrounding the capillaries and postcapillary venules. It constitutes only 1% of all vaso-formative tumors of the body [1].. It commonly occurs in the elderly but it can affect children’s also. & Sambhaji G. Chintale [email protected] 1
Department of Otorhinolaryngology, JIIUS IIMSR, Warudi Tq. Badnapur Dist., Jalna 431202, India
2
Department of Head and Neck Onccology, Government Cancer Hospital, Aurangabad 431001, India
3
Department of Community Medicine, Government Cancer Hospital, Aurangabad 431001, India
4
COSMO ENT Super Speciality Hospital and Research Center, Aurangabad 43100, India
It occurs in either sex but more commonly in males. Its etiology is trauma, prolonged exposure to chemical, and long durations over steroid therapy mentioned in its pathology. Case Reports A 14 yrs. female patient present to our ENT department OPD with chief complaints of swelling over the right cheek since 5 years. Initially, the swelling was small in size which gradually increased to size of 6cm96cm. No other complaints of fever, pain, and, oropaharygeal symptoms to the patients. In history, there is no history of trauma, no history of any communicable infectious disease, no history of any malignancy, exposure to radiation, and exposure to chemicals. On clinical examination, the swellings were firm in consistency, approx. 8cm98cm, nontender fixed to underlying structure non-movable, skin over swelling is tense as shown in Fig. 1a. On oral examination there was the bulge on the right cheek mucosal surface opposite to upper molar teeth as shown in Fig. 1b. On palpation its globular smooth swelling with a firm consistency. On examination of the oropharynx, there was no bulge in para pharyngeal space, on laryngeal examination no swelling in hypo pharynx. All routine blood investigation of the patient did HB11gm/dl, blood sugar100mg/dl, blood urea 20 mg/dl, Sr creatine 1.0 mg/dl, HBSAg test nonreactive, HIV test nonr
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