
Multifocal Renal Carcinoid Tumor Arising in Horseshoe Kidney with Metastases to the Thyroid
Keywords: RCC، کارسینوم سلولی کلیه; CT, Computed Tomography; MRI, magnetic resonance imaging; TSH, thyroid stimulating hormone; FNA, fine needle aspiration; RCC, renal cell carcinoma; TTF-1, thyroid transcription factor