fix multiple line offset bug

[esilgard]

fix offsets when karyotype ends up on multiple lines
example
ISCN Diagnosis: 44,XX,t(4;16)(q21;q22),del(5)(q13q33),del(7)(q11.2),-12,add(17)(p11.2), -20[18]/46,XX[2]

currently the engine's highlighting the next line down
Summary: POSITIVE for translocation 4;16, deletion 5q, 7q, and 17p, and loss of 12 and 20