19 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... a chronic ACL tear ... be performing a high-tibial ... #ACL #Knee #Injury ... Sports #Ortho #msk
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
to local skin injury ... ) • Neurologic ... ) Differential Diagnosis ... Giant retinal tears ... exacerbations: high-dose
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Diagnosis for Pulmonary ... infiltrates) → high ... , biopsy By Tess ... #differential # ... diagnosis #nephrology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease ... (MS), Epidural ... Phrenic nerve injury ... Weakness #Causes #differential ... #diagnosis #neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... • Trauma/Crush injury ... Intracellular Shift ... - Tumor lysis syndrome ... • Addison’s disease
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... include a: • Neurologic ... II ○ Susac’s syndrome ... #Diagnosis #otology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Diagnosis Framework ... Shift of extracellular ... of underlying disease ... #Diagnosis #Management
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... • Trauma/Crush injury ... Intracellular Shift ... - Tumor lysis syndrome ... • Addison’s disease
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... intervertebral disc disease ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK ... pathophysiology #differential
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Brain, Eye, and Ear ... consistent with MS ... #neurology #noninflammatory ... #differential # ... diagnosis