Excess Vitamin A
Excess Vitamin A
Obesity
Obesity
Childhood nutrition and obesity: Information for patients and families (The Primary School)
Glycolysis
Citric acid cycle
Physiological changes during exercise
Essential fructosuria
Hereditary fructose intolerance
Galactosemia
Pyruvate dehydrogenase deficiency
Lactose intolerance
Glycogen storage disease type III
Glycogen storage disease type IV
Glycogen storage disease type V
Krabbe disease
Hartnup disease
Alkaptonuria
Ornithine transcarbamylase deficiency
Abetalipoproteinemia
Familial hypercholesterolemia
Hyperlipidemia
Carbohydrates and sugars
Fats and lipids
Proteins
Vitamin K deficiency
Vitamin D deficiency
Excess Vitamin A
Excess Vitamin D
Folate (Vitamin B9) deficiency
Niacin (Vitamin B3) deficiency
Vitamin B12 deficiency
Vitamin C deficiency
Beriberi
Iodine deficiency
Zinc deficiency
Marasmus
Kwashiorkor
Fat-soluble vitamin deficiency and toxicity: Pathology review
Zinc deficiency and protein-energy malnutrition: Pathology review
Water-soluble vitamin deficiency and toxicity: B1-B7: Pathology review
Eating disorders: Clinical
Placebo effect and masking
Prader-Willi syndrome
Hunger and satiety
Development of the digestive system and body cavities
Flashcards
Excess Vitamin A
0 of 4 complete
Questions
USMLE® Step 1 style questions USMLE
0 of 2 complete
A 25-year-old woman goes to the clinic for the evaluation of worsening acne. The lesions are painful, and the patient is concerned as the symptoms have worsened. Her acne has been present for the past 2 years. Past medical history is otherwise unremarkable. She is sexually active with a male partner and uses condoms occasionally. The patient currently uses topical erythromycin and topical tretinoin, and she washes her face twice daily with benzoyl peroxide. Vitals are within normal limits. Physical examination shows multiple large >5 mm cystic nodules scattered over the face and upper trunk. The remainder of the examination is unremarkable. The physician switches the patient to oral isotretinoin and schedules her for the next follow-up. If the patient conceives while on this new medication, which of the following would her fetus be most at risk of developing?
Key Takeaways
Excess vitamin A, also referred to ask hypervitaminosis A, refers to the toxic effects of ingesting too much of preformed vitamin A. Excess vitamin A causes problems such as liver damage, joint pain, headache, dry skin, alopecia, and birth defects which is the reason why it is contraindicated in pregnant women.