Immuno ll - Dz

Question 1

What syndrome is classified by Thymus Hypoplasia with agenesis of 3rd and 4th pharyngeal pouches leading to deficiency of T-cells

Answer 1

DiGeorge’s Syndrome

- NO CELL-MEDIATED IMMUNITY

Question 2

What Dz has collagen and fibrosis of microvasculature dt Abs to unknown Ag. (AI dz) - affecting skin, GI, KD, HT, LU

Answer 2

Scleroderma/Systemic Sclerosis

Question 3

What is the difference bet Type ll and lll SLE?

Answer 3

Type ll: auto-Ab
Type lll: Ab-Ag complexes
- remember these are the types of HYPERSENSITIVITY RXNS

Question 4

Dermatomyositis vs Polymyositis

Answer 4

AI Dz

- dermato affects skin

Question 5

What kind of virus is HIV?

Answer 5

Retrovirus

Question 6

What cells are infected in HIV? what do you see a decrease of?

Answer 6

• Monocytes and M0 infx

- decrease of CD4