11 results
Myositis Ossificans in vastus intermedius on POCUS after trauma - Transverse View

Young male with MMA injury
intermedius on POCUS ... What is diagnosis ... hypoechoic oval masses ... in muscle belly ... #muscle #msk #clinical
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
USMLE Epidemiology ... individual studies Clinical ... Proves cause-effect ... how related two values ... #calculations #diagnosis
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Elevation, Lactic ... to bolus these values ... / hypoxemia -> focus ... tests before beginning ... asthma - accessory muscle
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
dysfunction Epidemiology ... Myelitis - Clinical ... Myelitis Diagnosis ... negative, MOG-IgG test ... • Infectious causes
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... Management Summary Causes ... Dermatomyositis Clinical ... Tachycardia - N/V - Abdominal ... ULN • AST/ALT Elevation
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
in diminished muscle ... Myasthenia Epidemiology ... Respiratory muscles ... Bedside: ice pack test ... /Edrophonium test
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
flaccid weakness Epidemiology ... Incidence: 1 to 2 cases ... transplantation CLINICAL ... fairly symmetric muscle ... and sensitive tests
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
Hypercortisolism - Diagnosis ... and Clinical Features ... classically purple abdominal ... femoral head • Muscle ... dexamethasone suppression test
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
auricular papules Clinical ... -74%] • Blood tests ... no significant elevation ... vasculopathies • Proximal muscle ... #dermatology #diagnosis
Myositis Ossificans in vastus intermedius on POCUS after trauma - Sagittal View

Young male with MMA injury
intermedius on POCUS ... What is diagnosis ... hypoechoic oval masses ... in muscle belly ... #muscle #msk #clinical