A woman with multiple miscarriages is found to carry a balanced Robertsonian translocation. What is her chromosomal composition?
Show answer and explanation
Correct answer: 45 chromosomes with one fused chromosome
Robertsonian translocation carriers have 45 chromosomes due to fusion of two acrocentric chromosomes. They are usually phenotypically normal but have reproductive risks. The other options describe different chromosomal outcomes.
Keep practicing
More Chromosomal abnormalities questions
- A child presents with hypertelorism, cleft lip/palate, seizures, and a deletion on chromosome 4p. Which condition is this?
- A patient with trisomy 18 presents with overlapping fingers, rocker-bottom feet, and cardiac abnormalities. What meiotic error most commonl…
- A karyotype shows 69,XXX in a spontaneously aborted fetus. Which abnormality does this represent?
- A newborn female has ambiguous genitalia, cleft palate, and holoprosencephaly. Genetic testing confirms trisomy 13. What is the chromosomal…
- A lab report shows the presence of an isochromosome of the X chromosome. This finding is most associated with which condition?
- Which chromosomal finding is most consistent with chronic myelogenous leukemia (CML)?