BSN SAS 3 Proteins Part 4

Protein Energy Malnutrition00:00:14

Explanation of Kwashiorkor (protein deficiency causing edema) and Marasmus (calorie deficiency causing severe wasting). Treatment focuses on nutritional rehabilitation and gradual calorie reintroduction.

Protein Misfolding Disorders00:03:11

Overview of Alzheimer's disease caused by amyloid beta plaques and tau tangles, and Prion disease (Creutzfeldt-Jakob disease), characterized by fatal neurodegeneration due to misfolded proteins.

Hemoglobinopathies00:06:23

Discussion of sickle cell disease, where abnormal hemoglobin causes red blood cells to deform, and thalassemias (alpha and beta), which involve reduced or absent hemoglobin chains requiring careful management.

Collagenopathies00:10:14

Covers Ehlers-Danlos syndrome (collagen synthesis defects), osteogenesis imperfecta (brittle bone disease due to type 1 collagen issues), and chondrodysplasias affecting cartilage growth.