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X-Linked Conditions: Case Scenarios
This PowerPoint file contains a number of slides that may be useful for teaching of genetics concepts. You may use these slides and their contents for non-commercial educational purposes. This presentation includes: A Duchenne muscular dystrophy pedigree showing X-linked inheritance A pedigree used to assess risk of DMD in offspring A DMD case scenario.
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DMD Pedigree The X chromosome carrying the disease-causing mutation can be tracked through the family
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“Will I have a boy with Duchenne Muscular Dystrophy?”
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Jason’s family tree Jason, aged 3 yrs referred to a paediatrician by his GP Later walking than older siblings Difficulty running and riding tricycle Always climbs up stairs on all fours Jason Rachel Tony Susie 3.6.95 Fay 7.1.98
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