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Excess Vitamin A

Excess Vitamin A

Nutrición

Hidratos de carbono, grasas y proteínas

Hidratos de carbono y azúcares
Grasas y lípidos
Proteínas

Trastornos nutricionales

Excess Vitamin A
Excess Vitamin D
Vitamin D deficiency
Vitamin K deficiency
Kwashiorkor
Marasmus
Iodine deficiency
Zinc deficiency
Beriberi
Carencia de folato (vitamina B9)
Niacin (Vitamin B3) deficiency
Deficiencia de vitamina B12
Vitamin C deficiency
Síndrome de Wernicke-Korsakoff
Carencia e hipervitaminosis de vitaminas liposolubles: revisión de la patología
Deficiencia y toxicidad de las vitaminas hidrosolubles: B1-B7: Revisión patológica
Deficiencia y toxicidad de las vitaminas hidrosolubles: B9, B12 y vitamina C: Revisión de patología
Deficiencia de zinc y malnutrición proteico-energética: Revisión patológica

Aspectos destacados

en inglés

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.

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Flashcards

Excess Vitamin A

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Preguntas

Preguntas del estilo USMLE® Step 1

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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?