<ul> <li><strong>Essentials of Dx:</strong> ulcerative colitis <ul> <li>Bloody diarrhea.</li> <li>Lower abdominal cramps and fecal urgency.</li> <li>Anemia, low serum albumin.</li> <li>Negative stool studies for pathogens.</li> <li>Sigmoidoscopy is the key to diagnosis.</li> </ul> </li> <li><strong>Reference from CMDT (61st Ed),</strong> Pg no: 661</li> </ul>