Table 1.Group of patients with primary complement deficiencies Type of deficiency Number of Number of Males Females families patients C1 inhibitor deficiency 3 5 C4 deficiency C4A*Q0 heterozygous C4B*Q0 heterozygous C4A*Q0 C4B*Q0 heterozygous C2 deficiency C2 deficiency I.type(28 bp deletion) C2 deficiency ll.type Table 1.Group of patients with primary complement deficiencies Type of deficiency Number of families Number of patients Males Females C1 inhibitor deficiency 3 5 4 1 C4 deficiency C4A*Q0 heterozygous 2 1 - 1 C4B*Q0 heterozygous 1 2 - 2 C4A*Q0 C4B*Q0 heterozygous 1 1 - 1 C2 deficiency C2 deficiency I. type (28 bp deletion) 1 - - 2 C2 deficiency II.type 1 1 - 1