Hereditary Renal Tumor Syndromes and the Use of mTOR Inhibitors
A 47-year-old woman with a history of drug-resistant epilepsy during childhood presented to the emergency department with sudden dyspnea and chest pain. Upon admission, her oxygen saturation was 88%.
Metastatic Renal Cell Carcinoma With Sarcomatoid Features
In this installement of Clinical Quandaries, Abigail Mateos-Soria, MD, and colleagues present a case of an 38-year-old woman who has a 3-month history of fatigue, dyspnea, significant weight loss, and severe left flank pain.
A Patient With Newly Diagnosed Metastatic Type 2 Papillary Renal Cell Carcinoma
A 42-year-old man presented with increasing right hip pain that limited his ability to walk. Magnetic resonance imaging (MRI) revealed a right lytic acetabular lesion. Further work-up included a computed tomography (CT) scan, which revealed an 8-cm left kidney tumor.
A Rare Case of Metastatic Renal Epithelioid Angiomyolipoma
The patient is a 43-year-old man who was initially evaluated at an outside institution for unexplained anemia and who was found to have a large right kidney mass. He underwent a radical nephrectomy for a 19-cm large-cell, poorly differentiated neoplasm, consistent with pleomorphic, epithelioid angiomyolipoma (EAML) with extensive necrosis and cytologic atypia.