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Vitamin Deficiency Symptoms

Vitamin Deficiency Symptoms Vitamin A deficiency Xeropthalmia in rat - dryness of the cornea Early stages are curable Cured with 6 days treatment with Vitamin A Late Stages are incurable - Vitamin A deficiency Clouding of cornea, ulceration, keratomalacia

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Vitamin Deficiency Symptoms

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  1. Vitamin Deficiency Symptoms

  2. Vitamin A deficiency • Xeropthalmia in rat - dryness of the cornea • Early stages are curable

  3. Cured with 6 days treatment with Vitamin A

  4. Late Stages are incurable - Vitamin A deficiency • Clouding of cornea, ulceration, keratomalacia

  5. Vitamin A deficiency Night Blindness Imagine you are in the car at the left and this is what you see.

  6. Car approaches, note sign on the right.

  7. Normal vision Car passes. Notice distance down the road, signs.

  8. Eye fails to adapt quickly to decreased light. Night Blindness Car passes. Notice distance down the road, signs. Car passes. Notice distance down the road, signs.

  9. Vitamin A deficiency. Human shoulder. Follicular hyperkeratosis. Goose flesh. Pustulation occurs and is confused with acne.

  10. Histological section of skin. Hair follicle with hyperkeratosis. (Excess keratinized tissue).

  11. Pellegra. Niacin deficiency. Dermatitis, diarrhea, dementia.

  12. Same patient after niacin treatment.

  13. Riboflavin deficiency. Generalized dermititis & growth failure. Marked keratitis of cornea.

  14. 1 month of riboflavin treatment. Only slight traces of deficiency symptoms remain.

  15. 2 months of riboflavin treatment. No signs remain.

  16. Thiamin deficiency - Polyneuritis. Arched back & hyperextended legs, spastic gait, loss of balance.

  17. Same rat as previous after 8 hrs treatment with Thiamin HCL.

  18. Pantothenic acid deficiency in chick

  19. Same chick as previous after 3 weeks treatment.

  20. Biotin deficiency - egg white injury from avidin

  21. 3 weeks therapy with biotin. Hair takes time to grow but it’s recovering.

  22. 3 months therapy with biotin. Recovered. (fat rat)

  23. Folic acid deficiency - stunted, poorly feathered, severely anemic.

  24. Folic acid adequate chick of same age as last.(hard to believe, isn’t it)

  25. Normal and rachitic bone. Vitamin D deficiency.

  26. Advanced rickets

  27. Normal rat seminiferous tubules of testis showing spermatatids. Vitamin E sufficient.

  28. Intermediate stage of degeneration from Vit E deficiency. Sperm production has ceased. Still reversible.

  29. Advanced degeneration. Tubules shrunken. Irreversible. Sterile.

  30. Normal rat fetuses at 16 days of pregnancy.

  31. Vit E deficient rat at 16th day. Autolyzed fetuses & placenta.

  32. Muscular dystrophy from Vit E deficiency. Guinea pig muscle fiber fragmentation, degeneration & necrosis. Lots of infiltrating neutraphils, etc.

  33. Normal muscle should look more like this.

  34. Vit K deficiency. Spontaneous hemorrhages.

  35. Normal Vit K sufficient bird for comparison.

  36. It’s a brain of a baby. Vit K deficiency in man. Hemorrhagic disease of newborn. Reason for Vit K injection at birth.

  37. Vit A: Trachea, Keratinizing metaplasia. The flat layer of cells at the surface shouldn’t be there.

  38. Vit A: Kidney. Keratinized cells without nuclei shouldn’t be there. Metaplasia occuring.

  39. Vit A: Lung. Metaplasia & keritinization.

  40. Vit A: Uterus. Keratinizing of stratified squamous epithelium.

  41. Farm Animals The following slides, though not of the highest quality, illustrate some of the vitamin deficiencies in livestock.

  42. Vit A: 6 mo old calves. Calf in rear got 20 ml cod liver oil. Deficient calf in front was blind.

  43. Vit A: Emaciation, night blindness, scours.

  44. Vit A: Advanced xerophthalmia , clouded cornea.

  45. Vit A deficiency in diet of dam caused calf to be born blind & weak.

  46. Section of damaged optic nerve showing constriction.

  47. Blind steer walking into a fence. Vitamin A deficiency

  48. Edema (anasarca) of the brisket. Vit A deficiency.

  49. Advanced anasarca in hindquarters of steer. Vit A.

  50. Vit A deficiency in pig on the right Xeropthalmia (on rt.) Paralysis of hind limbs.

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