The little people love you.  Let's go see a dwarf about a gallium scan.
A PPD involves planting a fragment of TB under the skin to see if the immune system recognises it, because of her compromised immune system, our Patient could have TB but not recognise it.
Cartilage hair hypoplasia - they have compromised immune systems. Gold star for Cameron, for extra credit explain to the special needs section of the class why our Patient's negative TB test is irrelevant.
Cartilage hair hypoplasia - they have compromised immune systems. Gold star for Cameron, for extra credit explain to the special needs section of the class why our Patient's negative TB test is irrelevant. [SEP] A PPD involves planting a fragment of TB under the skin to see if the immune system recognises it, because of her compromised immune system, our Patient could have TB but not recognise it. [SEP] The little people love you.  Let's go see a dwarf about a gallium scan.