Retroperitoneal Mass, Soft Tissue Density Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Lymphoma Metastases Sarcoma Retroperitoneal Hemorrhage Post-Transplant Lymphoproliferative Disorder Infectious/Inflammatory Nodes Duplications and Anomalies of IVC Collateral Vessels…
Fat-Containing Renal Mass Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Renal Angiomyolipoma Wilms Tumor Less Common Fat in Renal Scar Renal Cell Carcinoma Retroperitoneal Liposarcoma (Mimic) Adrenal Myelolipoma (Mimic)…
Ureteral Filling Defect or Stricture Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Urolithiasis (Calculi) Ureteral Blood Clot Ureteral Air Bubbles Post-Operative Ureteral Stricture Transitional Cell Carcinoma Less Common Vascular…
Retroperitoneal Mass, Cystic Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Renal Cystic Masses Renal Cyst Renal Cell Carcinoma (Cystic) Multilocular Cystic Nephroma Pancreatic Cystic Masses Pancreatic Pseudocyst Mucinous Cystic…
Urethral Stricture Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Infectious Stricture, Urethra Iatrogenic Stricture, Urethra Urethral Trauma Extrinsic Tumor Invasion Less Common Urethral Carcinoma Reiter Syndrome Malakoplakia/Leukoplakia Cowper Gland…
Adrenal Mass Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Adrenal Adenoma Metastases and Lymphoma, Adrenal Adrenal Hemorrhage Pheochromocytoma Adrenal Cyst Retroperitoneal Varices or Vessels (Mimic) Less Common Adrenal Myelolipoma…
Wedge-shaped or Striated Nephrogram Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Acute Pyelonephritis Renal Trauma Renal Infarction Medullary Sponge Kidney Acute Ureteral Obstruction Less Common Vasculitis, Abdominal Manifestations Multiple…
Delayed or Persistent Nephrogram Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Ureteral or Renal Pelvic Obstruction Obstructing Calculus Obstructing Tumor Transitional Cell Carcinoma Renal Cell Carcinoma Retroperitoneal Metastases Colorectal…
Gas within Urinary Bladder Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Iatrogenic Bladder Fistulas Cystitis Less Common Emphysematous Cystitis ESSENTIAL INFORMATION Key Differential Diagnosis Issues Do not dismiss importance…
Urinary Bladder Outpouching Michael P. Federle, MD, FACR DIFFERENTIAL DIAGNOSIS Common Bladder Diverticulum Bladder Fistulas Neurogenic Bladder Bladder Trauma Bladder Herniation Less Common Urachal Remnant Bladder Augmentation Surgery Cystic Pelvic…