Draw a karyotype

Worked examples of the most common ISCN 2024 karyotypes, each drawn and decoded. Open any one for a full explanation, or load it in the visualizer above.

• 46,XX Normal female karyotype
• 47,XX,+21 Down syndrome
• 45,X Turner syndrome
• 47,XXY Klinefelter syndrome
• 46,XY,del(5)(p15.2) Cri-du-chat syndrome
• 46,XY,inv(9)(p11q13) Pericentric inversion 9
• 46,X,i(X)(q10) Isochromosome Xq
• 46,XY,t(9;22)(q34;q11.2) Philadelphia chromosome
• 45,XX,rob(13;14)(q10;q10) Robertsonian translocation 13;14
• 46,XY,r(13)(p11q34) Ring chromosome 13
• mos 45,X[12]/46,XX[18] Mosaic Turner syndrome

See all 41 karyotypes, with pictures →