This document contains lecture notes on medically compromised patients. It covers multiple medical conditions including cardiovascular, pulmonary, renal, hepatic, endocrine, hematologic, and neurologic disorders. For each condition, it provides guidelines for managing dental treatment, such as deferring surgery until the condition is controlled, monitoring vital signs, modifying medications, and taking extra precautions to promote healing. It also addresses managing patients who are pregnant, lactating, anticoagulated, or have coagulation disorders. The source of the information is identified as pages 10-20 of the textbook "Contemporary Oral & Maxillofacial Surgery."