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Dermatology
Nutritional Diseases
Built from Dermatology, 5th Edition
What’s inside
7 sections · 115 slides
Overview
- What this topic covers
Introduction and Epidemiology
Why nutrition matters and who is at risk
- Macronutrients and micronutrients
- Who is at risk of malnutrition
- Secondary causes of malnutrition
- Classification and causes of malnutrition
- How malnutrition is measured
- Mucocutaneous clues to a nutritional disorder
- Mucocutaneous clues to a nutritional disorder
Protein-Energy Malnutrition
Marasmus, kwashiorkor, and essential fatty acid deficiency
- Two patterns of severe acute malnutrition
- Marasmus - wasting without edema
- Marasmus - wasted, emaciated appearance
- Purpura in marasmus
- Kwashiorkor - malnutrition with edema
- Edema of kwashiorkor
- "Flaky paint" scale of kwashiorkor
- More examples of kwashiorkor skin changes
- Superficial epidermal necrosis in kwashiorkor
- Edema, ulceration, and shellac-like scale in kwashiorkor
- Kwashiorkor in a child on a vegan diet
- What causes kwashiorkor - old vs new theory
- How kwashiorkor may develop
- Marasmus vs kwashiorkor
- Severe malnutrition in adults, and outlook
- Comparing marasmus, kwashiorkor, and EFA deficiency
- Marasmus - reference summary
- Marasmus - reference summary (continued)
- Kwashiorkor - reference summary
- Kwashiorkor - reference summary (continued)
- Essential fatty acid deficiency - reference summary
- Essential fatty acid deficiency - reference summary (continued)
- Essential fatty acids - what they are
- Essential fatty acid deficiency - causes and diagnosis
Vitamins
Fat-soluble and water-soluble vitamins: deficiency and excess
- Vitamins - two classes
- Vitamin deficiencies - what to look for
- Fat-soluble vitamin deficiencies - clinical signs
- Fat-soluble vitamin deficiencies - diagnosis and treatment
- Water-soluble vitamin deficiencies - clinical signs
- Water-soluble vitamin deficiencies - clinical signs (continued)
- Water-soluble vitamin deficiencies - clinical signs (continued)
- Water-soluble vitamin deficiencies - diagnosis and treatment
- Water-soluble vitamin deficiencies - diagnosis and treatment (continued)
- Water-soluble vitamin deficiencies - diagnosis and treatment (continued)
- Vitamin sources, function, and daily intake
- Vitamin sources and functions
- Vitamin sources and functions (continued)
- Vitamin sources and functions (continued)
- Vitamin sources and functions (continued)
- Vitamin risk factors and recommended daily intake
- Vitamin risk factors and recommended daily intake (continued)
- Vitamin risk factors and recommended daily intake (continued)
- Vitamin risk factors and recommended daily intake (continued)
- Vitamin A deficiency - phrynoderma
- Phrynoderma of vitamin A deficiency
- Corneal blindness from vitamin A deficiency
- Vitamin C deficiency - scurvy
- Corkscrew hairs and gingivitis of scurvy
- Niacin (B3) deficiency - pellagra
- Photodistributed hyperpigmentation and desquamation in pellagra
- Photodistributed erythema and desquamation in pellagra
- Shiny, shellac-like desquamation of pellagra
- Vitamin excess - who is at risk
- Signs of vitamin excess
- Vitamin excess - cause and skin signs
- Vitamin excess - cause and skin signs (continued)
- Vitamin excess - cause and skin signs (continued)
- Vitamin excess - systemic signs and comments
- Vitamin excess - systemic signs and comments (continued)
- Vitamin excess - systemic signs and comments (continued)
- Carotenoderma - a false alarm, not toxicity
- Carotenoderma of the legs
- Carotenoderma of the elbows in a child
- Vitamin D - what it does
- Measuring and defining vitamin D deficiency
- How the skin makes vitamin D
- Vitamin D synthesis pathway
- Cutaneous production and metabolism of vitamin D
- Recommended vitamin D intake and food sources
Trace Elements
Zinc, copper, and selenium
- Trace elements - the essentials
- Zinc - role in the body
- Zinc deficiency - skin and body signs
- Zinc deficiency - inherited and acquired forms
- Acrodermatitis enteropathica - inherited zinc deficiency
- Two forms of zinc deficiency
- Differential diagnosis of "nutritional dermatitis"
- Who else gets acquired zinc deficiency
- Acrodermatitis enteropathica - buttock and toe erosions
- Acrodermatitis enteropathica - perioral and acral erosions
- Treating zinc deficiency
- Acquired zinc deficiency - perioral erosions in an adult
- Acquired zinc deficiency - flexural rash and nail dystrophy
- Copper - role in the body
- Menkes disease - inherited copper deficiency
- Menkes disease - pale skin and sparse kinky hair
- Copper disorders
- Copper excess and Wilson disease
- Selenium deficiency and excess
Eating Disorders and Obesity
Malnutrition at both ends of body weight
- Anorexia nervosa and bulimia - the basics
- Skin changes in anorexia and bulimia
- Cutaneous findings in obesity and in anorexia/bulimia
- Obesity as a form of malnutrition
- Bariatric surgery and nutrient loss
- Malabsorption from gut disease
Pathology, Diagnosis, and Treatment
Tying the findings together
- What nutritional deficiency looks like under the microscope
- Diagnosing a nutritional dermatosis
- Differential diagnosis of "nutritional dermatitis"
- General principles of treatment
- Key takeaways
- References
- References (continued)
- References (continued)
- References (continued)
- References (continued)
- References (continued)
- References (continued)
- Dermatology, 5th Edition (2-Volume Set)