scurvy

Question 1

dietary de ciency o ascorbic acid (vitamin C).

Diagnosis

Answer 1

Scurvy

Question 2

Precipitating factors.

Answer 2

Pregnancy, lactation, and thyrotoxicosis; most common in alcoholism.

Question 3

after how many months does scurvy occur after cessation of Vit C intake?

Answer 3

1-3 months after

Question 4

Skin lesionsy

Answer 4

Petechiae, follicular hyperkeratosis with perifollicular hemorrhage, especially on the lower legs. Hair becomes fragmented and buried in these perifolliculár hyperkeratotic papules (corkscrew hairs,) also, extensive ecchymoses which can be generalized.

Nails: splinter hemorrhages

Sternum sinks inward: Scorbutic rosary

Question 5

Gingiva lesions

Answer 5

Swollen, purple, spongy, and bleeds easily. Loosening and loss of teeth

Question 6

Labs.

Answer 6

Normocytic, normochromic anemia. Folate deficiency, resulting in macrocytic anemia

Question 7

Positive in what type of test.

Answer 7

Capillary fragility test.

Serum ascorbic acid level zero.

Question 8

Treatment

Answer 8

Ascorbicacid 100mg three to five times daily until 4g is given;then 100mg/day is
curative in days to weeks