Fig. 1From: Cytogenetic evaluation of primary amenorrhea: a study of 100 cases at tertiary centreTypes of chromosomal abnormalities. a Karyotype of t (12;21), b partial karyotype of del (Xp), c Partial karyotype of ring (X), d metaphase showing ring X chromosome, e Fluorescence in situ hybridization (FISH) showing ring (marker) chromosome positive for centromeric X probeBack to article page