Bone Flashcards
What is Legg-Calves-Perthes?
Limp (femur head avascular necrosis)
What is Slipped Capital Femoral Epiphysis?
Obese boys w/ dull achy pain
What is Osgood-Schlatter?
Knee pain (tibial tubercle avascular necrosis)
What is Septic arthritis?
Joint pain (staph aureus)
What is Ankylosing Spondylitis?
Ligament ossification=> vertebral body fusion, decrease lumbar curve, stiffer in morning, kyphosis, uveitis, HLAB-27
What is a Cauda Equina Syndrome?
“Saddle anesthesia”: can’t feel butt, thighs, perineum
Where does bone cancer metastasis occur from?
Breast, prostate, lung, kidney
What is Costochondritis?
Painful swelling of chest joint-bone attachments, worse w/ deep breath
What is Disk Herniation?
Straight leg raise => shooting pain
What is Lumbar Stenosis?
MRI “hourglass”, low back pain
What is Osteitis Fibrosis cystica?
Inflammation of bone w/holes
What is Ochronosis= Alkaptonuria?
Kids w/OA, black urine, homogentisic acid oxidase deficiency
What is Osteogenesis Imperfecta?
Blue sclera, multiple broken bones
What is Osteomalacia = Rickets?
Soft bones (waddling gait) Craniotabes (soft skull) Rachitic rosary (costochondral thickening) Harrison's groove Pigeon breast (sternum protrusion)
What is Osteomyelitis?
Infected bones
What is Osteonecrosis = Legg-Calve-Perthes?
Wedge-shaped necrosis of femur head
What is Osteopenia?
Lost bone mass
What is Osteopetrosis?
Decrease osteoclast activity => marble bones (obliterate own bone marrow)
What is Osteoporosis?
Loss of bone matrix (not calcification) => compression fractures
What is osteoclerosis?
Thick bones
What is Paget’s Disease?
“My hat doesn’t fit”, paramyxovirus, increases osteoclast/blasts, fluffy bone, osteosarcoma, increases CO heart failure, deafness, increases alkaline phosphotase alone
