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Oral Pathology - 3 Questions
Hemophilia A is primarily due to deficiency of Factor VIII, and Hemophilia B is due to Factor IX deficiency. These are inherited X-linked genetic disorders caused by mutations in the F8 or F9 genes respectively. Classical hemophilia is not due to autoimmune mechanisms, though acquired hemophilia (rare) can involve autoantibodies against Factor VIII. Prothrombin deficiency and Vitamin K deficiency cause different coagulation disorders.
The findings of emotional problems, increased salivation, pallor, and grayish-blue discoloration of the gingiva are consistent with lead poisoning.
Ramsay Hunt syndrome affects the 7th nerve.