platelet disorders quick reference Flashcards
1
Q
bernard soulier
A
low GpIb –> vwf-plt
2
Q
glanzmann thrombasthenia
A
low GpIIb/IIIa –> plt-plt
no clumping on smear
3
Q
hemolytic uremic syndrome
A
thrombocytopenia, microangiopathi memmolytic aemia, acute reanal fialure
tx: plasmapheresis
4
Q
immune thrombocytopenia
A
ANTI-gpbII/IIIa –> splenic consumption
smear: increase megas
tx: IVIG, splenectomy, steroids
5
Q
thrombotic thromocytopenic purpura
A
problem with ADAMTS13 –> can’t cleave vWF multimers
thrombosis
labs: schistocytes, increase LDH
dx= fever, malaise, microangiopathic hemolytic anemia, thrombocyto
tx= plasmapheresis