Patient presents with symptoms consistent with ulcerative colitis (UC).  Chief complaints include bloody diarrhea, abdominal pain, and tenesmus.  The patient reports [frequency] bowel movements per day with visible blood and mucus.  Associated symptoms include fatigue, weight loss of [amount] in the last [duration], and [presence or absence] of fever.  On physical examination, the abdomen is [tender/non-tender] with [description of bowel sounds].  Extraintestinal manifestations such as arthritis, uveitis, or primary sclerosing cholangitis are [present/absent].  The patient's past medical history is significant for [relevant comorbidities].  Family history is positive/negative for inflammatory bowel disease.  Current medications include [list medications].  Differential diagnosis includes Crohn's disease, infectious colitis, and ischemic colitis.  To confirm the diagnosis of ulcerative colitis, the following diagnostic tests are planned: colonoscopy with biopsy, fecal calprotectin, and complete blood count (CBC).  Initial management includes [pharmacological treatments such as mesalamine, corticosteroids, or biologics] and dietary modifications.  Patient education regarding disease management, medication adherence, and potential complications such as toxic megacolon and colorectal cancer risk was provided.  Follow-up appointment scheduled in [duration] to assess treatment response and adjust management as needed.  ICD-10 code K51.9, Ulcerative colitis, unspecified, is assigned.