A 65-year-old man with a 12-year history of ulcerative colitis presents with fever (38.5°C), left lower quadrant pain, and nausea. Vital signs show BP 128/76 mmHg, HR 92/min, RR 18/min, and SpO2 98% on room air. CT abdomen demonstrates sigmoid colon wall thickening with pericolic fat stranding and diverticula. Laboratory studies reveal WBC 11,200/μL and CRP 8.2 mg/dL. He denies rectal bleeding. Which diagnosis best explains his acute presentation?
- A)Ulcerative colitis
- B)Acute appendicitis
- C)Colon cancer
- D)Mesenteric ischemia
- E)DiverticulitisGABARITO
Explicação
Diverticulitis occurs when colonic pseudodiverticula become inflamed or microperforate, causing fever and left lower quadrant pain. Ver explicação completa e trilha adaptativa →