Patient

Titer of Acetylcholine receptor Antibodies
(Reference <0.2 nmol/l)

Titer of MuSK antibodies
(Reference <10)

Titer of Titin Antibodies (Serum: Negative)

Creatinine kinase
(m < 190 U/l;  w < 170 U/l)

#1 (w)

110

5.49

Negative

Normal (81 U/l)

#2 (m)

23

<0.5

Negative

Increased (286 U/l)

Table 1: Laboratory findings.