Purpose To describe an orbital myeloid sarcoma in adult presenting with a swollen mass at inferomedial canthal area and epiphora which was misdiagnosed as nasolacrimal duct obstruction. Observations A 45-year-old male presented with a swollen right lower eyelid around medial canthal area for 2 months with tearing for 6 month-period earlier. Eye examination demonstrated a high tear meniscus, s...

Granulocytic sarcoma is a rare extramedullary tumor composed of myeloid progenitor cells. Primary involvement of the biliary tract without evidence of leukemia is exceedingly rare. Here, we report an isolated biliary granulocytic sarcoma in a 30-yr-old man who presented with jaundice, fever, and chill without any evidence of leukemia. However, five months after the diagnosis, he developed acute...

Objective: We report an extremely rare case of granulocytic sarcoma in bilateral temporal bones. Methodology: Case report and a review of related literature. Results: The patient was initially performed neoplasm ectomy then systemic chemotherapy in his left ears. After surgery the patient got a significant improvement of his left hearing. One year later systemic chemotherapy was established aga...