“Draw a three-generation X-linked hemophilia A pedigree with an affected father, a carrier mother, an affected son, a carrier daughter, and an affected male proband born to the carrier daughter and an unaffected partner.”
Read the decisions behind it.
Match the inheritance pattern to the pedigree.
Distinguish known carrier status.
Keep the pattern visible across generations.
Mark the family member being assessed.
Use this as a teaching diagram for an X-linked family history; clinical interpretation needs qualified review.
Other examples in this family.
Common questions
What does an X-linked pedigree show?
It shows family relationships and status markers in a pattern associated with an X-linked condition.
How are carrier females shown?
Carrier status is marked using the pedigree notation for an X-linked carrier.
Can a pedigree diagnose hemophilia A?
No. It organizes family history; diagnosis requires appropriate clinical and laboratory assessment.