Answer 6

30 year-old female with HPN dependence following traumatic motor vehicle accident and non-compliance with adding IV multi-vitamin to HPN bag complains of difficulty with vision driving home at nighttime after clinic visits. 

What’s the most likely cause?

 

A. Anemia

C. Folate deficiency

D. Vitamin B12 (Cobalamin) deficiency

E. Vitamin B1 (Thiamine) deficiency

 

The correct answer is b.  Vitamin A deficiency.  The patient is suffering vitamin A due to inadequate dietary intake.  The earliest sign of deficiency is associated with night blindness.  Later patients develop eye dryness, Other later signs are Bitot spots and keratomalacia.  Other signs include follicular hyperkeratosis, pruritis, growth retardation, diarrhea and increased susceptibility to infection.

 

9433708.