Login
Register
Blog
Find a radiology center near you.
Schedule appointment online!
Home
About FindRad.com
For Patients
For Administrators
For Radiologists
For Referring physicians
Knowledge Center
Medical Dictionary
Medical Condition
MRI
CT
XRAY
Ultrasound
Nuclear Medicine
Women's imaging
Blog
Login/Register
Contact FindRad
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
0
1
2
3
4
5
6
7
8
9
What is C4b?
Larger fragment formed when C1s splits C4 into C4a and C4b. C4b combines with C2b to form the activated C4b2b complex which is often called the classical pathway C3 convertase.