Vitamin Deficiency Flashcards
Deficiency of which vitamin is associated with Wet and Dry beri beri?
Thiamine (Vitamin B1)
What are the diagnostic parameters of Thiamine deficiency?
- Decrease Erythrocyte transkelolase activity.
- Thiamine excretion in urine.
- Decrease in blood Thiamine conc.
Distinguish between dry beri beri and wet beri beri.
Dry beri beri is not associated with oedema while wet beri beri is associated with oedema.
Which vitamin deficiency is associated with angular stomatitis, glossitis and scaly dermatitis?
Riboflavin (Vitamin B2) deficiency.
What is pellagra and what vitamin deficiency is associated with it?
Pellagra is associated with intense irritation and inflammation of mucous membranes of the mouth and other areas in the GIT.
It is characteristics by 3D’s….
Dementia, diarrhea and dermatitis.
Pellagra is due to the deficiency of Niacin.
Which vitamin is affected by oral contraceptives and Isoniazid?
Vitamin B6.
What can large consumption of raw egg white result in?
Biotin deficiency
Egg white contains a protein called Avidin, which binds to biotin tightly, making it unavailable for carboxylation rnxs.
What she the symptoms associated with Biotin deficiency?
Dermatitis
Glositis
Muscles pain
Depression
Alopecia
Loss of appetite and nausea
Deficiency of which vitamin results in Megaloblastic anemia?
Folic Acid.
What is scurvy and which vitamin deficiency is associated with it?
Scurvy is characterized by hemorrhage, impaired wound healing etc.
It is associated with vitamin C deficiency.
Deficiency of Vitamin A will lead to…
Night blindness
What is Ricket and which vitamin deficiency cause it?
Ricket is characterized by the production of pliable bones due to defective mineralization secondary to calcium deficiency.
It is associated with the deficiency of Vitamin D.
What happens if Vitamin D is taken in excess?
It enhances calcium absorption and metastatic calcium deposits.
This also increases tendency to develop kidney stones secondary to hypercalcemia.
What are the predisposing factors to vitamin E deficiency?
Severe Steatorrhea
Prolonged parenteral nutrition.
Cystic fibrosis on children is associated with which vitamin in the body?
Tocopherol (Vitamin E) deficiency
Which vitamin deficiency is associated with bleeding and clotting defects?
Vitamin K.
