Oral contraceptives caused thrombosis in a monoovular twin with protein C deficiency, while the other, without medication, remained asymptomatic.
Girolami
A
A
Simioni
P
P
Sartori
M T
MT
Zanardi
S
S
D000328:Adult; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003374:Coumarins / Q000627:therapeutic use; D004200:Diseases in Twins / Q000209:etiology*; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008599:Menstruation Disturbances / Q000188:drug therapy; D020151:Protein C Deficiency; D013924:Thrombophlebitis / Q000139:chemically induced*; D014430:Twins, Monozygotic
D003276:Contraceptives, Oral; D003374:Coumarins