29 results
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
spine/Pelvis - Positive ... Pain/Proximal Muscle ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Prevalence: 1-2 cases ... - sustained muscle ... emotions - A positive ... Testing anti-GAD (positive ... Management #treatment #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... aminoglycosides) • Muscles ... Neuromuscular #Weakness #Causes ... differential #diagnosis #neurology
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
Muscle: Muscle ... normal skeletal muscles ... MUSCULOSKELETAL #MSK ... #POCUS #Atlas # ... Clinical #Radiology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... symptoms: - Muscle ... Myoglobinuria: UA positive ... Diagnosis #Management #causes ... #treatment #nephrology
Pisa Syndrome (pleurothotonus) on Physical Exam
A tonic flexion of the trunk of the body to one
dystonia (sustained muscle ... mobilization or supine position ... Caused commonly ... PhysicalExam #clinical #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... middle finger. 2) Ask ... #Sign #Reflex #Positive ... clinical #video #neurology
Drugs associated with worsening of Myasthenia Gravis (MG):
•	D-penicillamine 
•	Botulinum toxin.
•	Telithromycin
•	Fluoroquinolones 
•	Quinine
•	Magnesium
•	Macrolide antibiotics 
•	Corticosteroids (may cause transient
Corticosteroids (may cause ... Statins • Iodinated radiologic ... Patients with MuSK-MG ... acetylcholinereceptor #muscle-specificreceptortyrosinekinase ... #AChR #MuSK #VC
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
but 5% have anti—muscle-specific ... - MuSK-positive ... More likely to cause ... glucocorticoids - can cause ... diagnosis #management #neurology
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
Disease (HADD) - MSK ... Radiology Imaging ... within the deltoid muscle ... Case description ... #diagnosis #msk