27 results
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
performed, the large bone ... subluxating the large bone ... extensors (ECU, ... #msk #orthopedics ... #clinical #video
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Diagnosis Algorithm ... Tumours #MSK #Differential ... #Diagnosis #Algorithm ... #Orthopedics #Causes
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... common carpal bone ... flexion and extension ... Radiology #XRay #Diagnosis ... #Sports #MSK
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Wrist ... Extension C6 Radial ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
- Differential ... Diagnosis Algorithm ... BoneLesion #XRay #MSK ... Diagnosis #Algorithm ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... (Ischemia) - Acute ... Vascular #JointPain #MSK ... Diagnosis #Algorithm ... #Orthopedics #Causes
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... Thomas" sign to diagnosis ... box, pain with wrist ... extension • Possible ... #Sports #MSK
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
C6 Dorsal Thumb Wrist ... Extension Brachioradialis ... Middle Finger Elbow Extension ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Diagnosis Algorithm ... Tumours - See Bone ... Fractures #Pathologic #MSK ... Diagnosis #Algorithm ... #Orthopedics #Causes
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia - Differential ... Diagnosis Algorithm ... malabsorption), Hungry bone ... #Diagnosis #Algorithm ... #causes #nephrology