1628 results
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... /or Non-Active Bone ... • Unicameral Bone ... • Aneurysmal Bone ... Constitutional Symptoms
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
in subchondral bone ... architecture -> Palpable bony ... contact between bony ... diagnosis #signs #symptoms
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... • Metastatic bone ... metastasized to the bone ... • Metastatic bone ... Signs/Symptoms:
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
3: Necrosis of bone ... destroying thin bony ... of the temporal bone ... inner cortical bone ... pathophysiology #signs #symptoms
Gardner's Syndrome
Multiple pre-malignant colonic polyps with soft tissue & bony tumours. Associated with mutation to the
soft tissue & bony ... Diagnosis #Signs #Symptoms
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
mechanical loading => Bone ... strain => Bone ... pathophysiology #symptoms
Congenital Infections - Comparison Table:
Infections: Toxoplasma, Rubella, CMV, Treponema, Parvovirus B19, VZV, Herpes, Enterovirus
Manifestations: Anemia, Bony
Manifestations: Anemia, Bony ... pediatrics #diagnosis #symptoms
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
30 (post-peak bone ... Decr estrogen • Bone ... pathophysiology #signs #symptoms
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
stimulation (placenta/Bone ... - Highest • Bone ... Most common symptoms ... Renal disease - Bone ... symptoms - Pain
Symptoms of Hypophosphatemia
 • CNS: Seizures, Delirium, Paresthesias, Central & extrapontine myelinolysis, Hallucinations, Fatigue
 • Hematologic:
Symptoms of Hypophosphatemia ... Growth retardation, Bone ... Hypophosphatemia #Phosphate #Symptoms