This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
A lady presented to your with a history of recurrent early pregnancy loss. What are the investigations to be ordered: 
Select and explain. 
A. VDRL, B. Toxoplasma serology, C. Hemogram\/blood grouping, D. Rubella screening
C: Hemogram\/blood grouping
Answer: C: Hemogram\/blood grouping 
Explanation: Chromosal anormalities-karyotyping of abous parental karyotyping Uterine causes-TVS ,3D US,MRI hysteroscopic Cervical insufficiency-serial TVS in pregnancy Antiphospholipid antibody syndrome-lupus anticoagulant,anticardiolipin antibodies(refer pgno:153 sheila 2 nd edition)