Ch 46 Part 2 offers a comprehensive overview of various upper gastrointestinal (GI) disorders, focusing on their etiology, pathophysiology, clinical manifestations, and management. Key topics include the common issues of nausea and vomiting, as well as more specific conditions such as oral cancer, gastroesophageal reflux disease (GERD), hiatal hernia, esophageal cancer, and peptic ulcer disease (PUD). The material also addresses complications associated with these disorders, including GI bleeding, perforation, and gastric outlet obstruction, along with the nursing and interprofessional care required for patients experiencing these issues. Finally, the text briefly touches upon gastritis, foodborne illnesses, and the implications of gastric surgery.

Ch 56 provides an overview of dermatologic drugs, focusing on topically administered medications used to treat a variety of skin disorders. It covers the basic anatomy and physiology of the skin, common skin conditions, infections, and diseases, and the mechanisms of action, indications, and adverse effects of various dermatologic medications. Key drug categories discussed include antibacterials, antifungals, antiacne drugs, antiviral drugs, anesthetics, antipruritics, antipsoriatics, and wound care products. The text also incorporates nursing considerations for assessing, planning, implementing, and evaluating patient care related to these medications.

Ch 50 provides a comprehensive overview of acid-controlling drugs used to manage conditions like peptic ulcer disease and GERD. It details the physiology of stomach acid secretion, including the roles of parietal, chief, and mucous cells, and explains how various drug classes like antacids, H2 receptor antagonists, and proton pump inhibitors work to reduce stomach acidity. The text discusses the mechanisms of action, indications, contraindications, and potential adverse effects and drug interactions for each class. It also incorporates nursing considerations, emphasizing patient assessment, education regarding proper administration, potential side effects, and recognizing symptoms of complications.