From: CYP2D6 Polymorphisms in Patients with Porphyrias
PCT
AIP
VP
n
15
20
Mean age (range), y
36 (8–66)
30 (22–40)
43 (26–65)
Sex, M/F
7/8
6/14
4/11
Porphyria type
Gender
I
1M/2F
—
II
4M/4F
III
0M/1F
No family history
2M/1F
Latent
5M/9F
2M/5F
Symptomatic
7M/7F
1M/5F
2M/6F