Introduction: Ewing's sarcoma (ES) is an extremely rare bone malignancy observed in otorhinolaryngeal practice. In otorhinolaryngology, it sometimes involves the facial bones and cervical vertebrae. In children, ES is the second most common primary malignancy of bone after osteosarcoma. Extraskeletal Ewing’s sarcoma (EES) is an extremely rare malignancy of mesenchymal cell origin. The EES...

Primary localised amyloidosis of the urethra is a rare entity with only 50 cases reported in literature. The deposition fibrillary proteins can lead to range symptoms. Importantly, clinical and cystoscopic features may mimic urethral malignancy (haematuria, voiding difficulties, palpable mass), so thorough investigation required order exclude malignancy, identify generalised which has poor prog...

background and objectives: gliomas are the most prevalent primary brain tumors. the purpose of this retrospective cohort study was evaluation of clinical trend and prognosis of patients with brain glioma and effective factors in prognosis. materials and methods: hundred and forty-five patients with supratentorial brain glioma, treated in shahid mostafa khomeini & hazrat-e-rasool hospitals i...

Abstract Hepatocellular carcinoma (HCC) is the commonest malignancy in Egypt secondary to endemic hepatitis virus. Dual with HCC infrequently reported. We herein retrospectively collected data of patients another primary tumor from a tertiary cancer center. Fifteen were enrolled this case series, epidemiologic data, type second malignancy, time interval between both tumors, treatment applied, a...

The objective of our two case reports is to increase awareness of the simultaneous occurrence of primary hyperparathyroidism and malignancy in patients that presents with hypercalcaemia. This report reviews the case reports from the history, investigation, treatment and outcome for these two patients. A literature review of the association between malignancy and primary hyperparathyroidism was ...

It is usually not difficult to differentiate between them. Malignancy is often evident clinically by the time it causes hypercalcemia, and patients with hypercalcemia of malignancy usually have higher calcium concentrations and are more symptomatic from hypercalcemia than individuals with primary hyperparathyroidism. Although hypercalcemia in otherwise healthy outpatients is usually due to prim...