Patient with C5 through C9 complement deficiencies are most likely to be susceptible to which of the following infections? (AIIMS Nov 10)
Patients with complement deficiencies such as C5 through C9, which form the membrane attack complex (MAC), are predisposed to disseminated meningococcal disease. These patients may also be susceptible to gonococcal infection. There appears to be no disposition to AIDS or to fungal, parasitic, or pneumococcal infections.