Intraorbital Granular Cell Tumor Involving in Medial Rectus and Optic Nerve

Intraorbital Granular Cell Tumor Involving in Medial Rectus and Optic Nerve

MR appearance of intraorbital granular cell tumor: a case report.

A 32-year-old woman was admitted to our hospital because of diplopia of 17 months duration and proptosis of 7 months duration. Neuroophthalmologic examination on admission showed a slight decrease in visual acuity (18/20) as well as mild restriction of supraduction and exophthalmos. There was neither family history of neurofibromatosis nor contributory medical history. Thyroid functions were wi...

Cutaneous granular cell tumor: case report

Background: Granular cell tumor (Abrikossoff’s tumor) is a rare and slow-growing tumor of the soft tissue. Originated from the Schwann cells, it is often a benign tumor, but it can be malignant in 1-3% of the cases. Malignant cases can cause significant morbidity and mortality. It may develop in many anatomic locations, especially in the head and neck region, and also in skin and subcutaneous t...

Granular Cell Tumor of The Inferior Rectus Muscle

A 53-year-old woman complaining of vertical diplopia, presented with a localized swelling in the right lower lid. Magnetic resonance imaging studies demonstrated a relatively well-defined mass in the inferior rectus with similar signal characteristics to the muscle. Excisional biopsy of the mass revealed granular cell tumor composed of S-100 positive cells with acidophilic granular cytoplasm an...

Prenatal Diagnosis of Granular Cell Tumor

Congenital granular cell tumor (GCT) is a relatively rare intraoral benign tumor, approximately 200 cases of which have been reported in the neonatal period worldwide. The newborn infant may have feeding problems and respiratory difficulties due to airway obstruction. This lesion may be diagnosed by prenatal ultrasonography and simple resection is mostly required. We report a case of an adult t...