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6 Cards in this Set
- Front
- Back
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What is Achondroplasia?
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Auto dominant, early sealing off between epiphysis & metaphysis. Sx= leg bowing, hearing loss, sciatica, infantile hydrocephalus
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What is McCune-Albright's syndrome (polyostotic fibrous dysplasia)?
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Idiopathic replacement of bone with fibrous tissue + precocious puberty + cafe au lait spots
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What are the signs of Osteogenesis Imperfecta?
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1) BLUE SCLERA
2) Brittle weak bones 3) Dental imperfections 4) Hearing loss * all due to defective collagen synthesis |
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What is Osteopetrosis (Marble Bone Disease)?
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1) Markedly inc. bone density due to OSTEOCLASTIC failure
2) Weak bone easily fractured 3) Pancytopenia due to dec. marrow space 4) Cranial nerve dysfunction due to impinged foramina |
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What causes Pyogenic Osteomyelitis?
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1) S. aureus most common
2) S. agalactiae and E. coli in newborns 3) Salmonella in sickle cell anemics 4) Pseudomonas in IVDU's |
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Where does Pyogenic Osteomyelitis usuallly affect?
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1) Metaphysis, distal head of femur, proximal tibia, proximal humerus
2) X-ray show periosteal elevation |
