Previous Pathology Case Challenges

A 19-year-old otherwise healthy man presents with a history of intermittent pain associated with an enlarging left neck mass.

A 3-year-old boy presents with a 12 cm solid heterogeneous mass within his right kidney.

A 62-year-old man presents with hematuria and flank pain. A computed tomography scan shows a 6 cm mass in the right kidney.

A 60-year-old woman presents​ ​with shortness of breath and recent onset of weight loss. She expires shortly after admission.

A 6-year-old girl with a history of persistent asthma is brought to urgent care with 5 days of cough and cold symptoms. She is in cardiopulmonary arrest.

A 53-year-old woman presents with abdominal pain and is found to have an ovarian mass.

A 55-year-old woman presents with several weeks of postmenopausal bleeding and abdominal pain. A pelvis CT scan demonstrates a 13 cm right adnexal mass.

A 62-year-old engineer presented with fatigue, pallor, and weight loss for the past two months. Clinical examination revealed a palpable spleen and skin pallor.

A 39-year-old woman with no significant past medical history presents with a single 4-cm nodule located on the labia majora.

A 27-year-old man presents with recent onset of abdominal pain. CT scan demonstrates an abdominal mass with multiple satellite nodules.

A 69-year-old woman presents to the ER with joint and back pain, nausea, weight loss, and diarrhea. CT scan reveals pancreatic and liver masses.

A 58-year-old woman with a prior history of pancreatic adenocarcinoma presents with abdominal pain and is found to have a 9 cm cystic left adnexal mass.

A 61-year-old woman presents with an axillary mass. There are no other systemic symptoms or lymphadenopathy

A 52-year-old woman initially diagnosed and treated for breast cancer three years ago presents with a mass in the chest wall.

A 9-year-old girl presents to her pediatrician with premenarchal Tanner stage II-III breast development, mildly accelerated growth for chronological age, and vague abdominal

A 57-year-old man presents with complaints of difficulty urinating and bone pain. Imaging reveals a 5 cm presacral mass and pelvic lymphadenopathy.

A 70-year-old man presents with a rapidly growing right cheek mass with associated pain, facial nerve palsy, and cervical lymphadenopathy.

A 44-year-old man presents with a slowly growing 10 cm firm polypoid mass of the right arm. On gross examination, the mass is tan-red and firm.

A 44-year-old man presents with a slowly growing 10 cm firm polypoid mass of the right arm. On gross examination, the mass is tan-red and firm.

A 40-year-old man presents with a large, painless mass of the left thigh. The mass is resected following diagnostic needle biopsies.