Venous thrombosis In patients with paroxysmal nocturnal hemoglobinuria is observed in
High-Yield Explanation
Answer- C. Intrabdominal veinsVenous thrombosis is an inconstant but severe clinical manifestation of P.N.H.Thrombosis occcurs due to absence of CD59 which k a membrane attached proteinThrombosis usually occurs in abdominal veins. Intra-abdominal yeins are the most common site of thromosis in P.N.H.