A 66-year-old man presents with chest pain, weight loss, and early satiety. Endoscopy reveals an ulcerated mass in the stomach. Biopsy shows malignant cells. Which process explains his disease?

A 41-year-old woman presents with infertility and severe dysmenorrhea. Pelvic ultrasound reveals ectopic endometrial tissue on the ovaries. Which process explains her condition?

A 45-year-old woman presents with left-sided facial paralysis after a viral prodrome. Exam shows inability to close her left eye or wrinkle the forehead. Which process explains her acute condition?

A 58-year-old man presents with flank pain and hematuria. CT reveals a renal mass with invasion into the renal vein. Which process explains his condition?

A 55-year-old man presents with progressive hearing loss in both ears. He denies pain. Audiogram shows symmetric high-frequency sensorineural hearing loss. Which process explains his condition?

A 40-year-old man presents with severe abdominal pain radiating to the back. Labs: lipase 680 U/L (normal

A 51-year-old patient reports a worst headache of life with sudden onset during activity, followed by neck stiffness. CT head is negative; lumbar puncture shows xanthochromic CSF. Which process explains this presentation?

A 15-year-old girl presents with primary amenorrhea and abdominal pain. Pelvic exam reveals a bulging hymen with retained blood behind it. Which process explains her condition?

A 3-year-old girl is brought in for abdominal swelling. Ultrasound shows a unilateral solid kidney tumor. Which process explains this childhood malignancy?

A 55-year-old woman presents with vaginal bleeding. Endometrial biopsy shows atypical glandular cells. Which process explains her disease?