Saba Laila Aslam, Muhammed Fareeduddin.
Haemoperitoneum due to ruptured ovarian cyst in a 13-year-old girl with factor V deficiency - A case report.
J Pak Med Assoc Jan ;67(2):314-5.

Factor V deficiency is a rare autosomal recessive coagulation disorder. We are reporting a case of a 13 year old girl with factor V deficiency presenting as life threatening haemoperitoneum, following bleeding from ruptured ovarian cyst. Prolonged Prothrombin Time, Activated Partial Thromboplastin Time and a normal platelet count pointed towards a disorder of coagulation. Mixing study with factor V deficient plasma and coagulation factor assay revealed markedly reduced plasma factor V clotting activity.

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