Table 3.

Diagnosed patients and elevations of abnormal compounds (μMol/l)

Normal level	Hcy	Met	MMA	2MCA
	2.5–12.5	6–53	0.05–0.29	0.02–0.26
Homocystinuria (n = 2)	92.4–103	419–759	NL*	NL
MMA (n = 3)	NL	NL	439–944	8.8–32.9
Cobalamin C defect (n = 5)	17.4–114	NL	0.58–46.3	0.15–1.12
PPA (n = 3)	NL	NL	NL	9.21–34.7
Cobalamin deficiency (n = 1)	NL	NL	0.88	NL
MTHFR (n = 1)	117	29.3	NL	NL

*NL: Normal values