26 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... #Sports #MSK
Symptoms of Hypophosphatemia
 • CNS: Seizures, Delirium, Paresthesias, Central & extrapontine myelinolysis, Hallucinations, Fatigue
 • Hematologic:
Symptoms of Hypophosphatemia ... Heart failure • Bones ... Growth retardation, Bone ... pain • MSK: Proximal ... #Signs #Diagnosis
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
mechanical loading => Bone ... strain => Bone ... StressFractures #msk ... #orthopedics #pathophysiology ... #symptoms #signs
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... drdevrad #Carpal #Bone ... frequency #radiology #msk ... #orthopedics #diagnosis
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 ... Constitutional Symptoms ... BoneLesion #XRay #MSK ... Diagnosis #Algorithm #Orthopedics
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... onto lateral hip Signs ... /Symptoms/Complications ... FemoralHead #Fractures #msk ... #symptoms #orthopedics
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
cases Clinical Signs ... years - May have signs ... pulmonary TB PE ... of bacilli to bone ... Diagnosis: - MRI
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
and underlying bone ... joint capsule or bone ... Dislocation #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability (MCI ... performed, the large bone ... subluxating the large bone ... Instability #Wrist #msk ... #orthopedics #clinical
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... between all carpal bones ... ("Terry Thomas sign ... #Sports #MSK