All of the folowing are known causes of recurren aboion except.
Ans. is a i.e TORCH infection As discussed in previous question TORCH infection do not lead to recurrent aboion. SLE is an established cause for recurrent aboion SLE is associated with antiphospholipid syndrome (anti-cardiolipin antibodies) and is known to cause recurrent aboions. RH incompatibility is a known cause for spontaneous aboion and may lead to recurrent aboions if it remains unrecognized. Syphillis also does not lead to recurrent aboions but if you have to choose between TORCH infection and syphillis go for TORCH infection.
TORCH infections
SLE
Rh incompatibility
Syphilis