67 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... injury, Early ALS ... Eclampsia, Late ALS ... #differential #diagnosis ... #table #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... #MSK #pathophysiology ... #diagnosis #symptoms ... #signs
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval ≥ 120 ms ... Normal: Upright in all ... WolffParkinson-White syndrome ... Interpretation #ECG ... Electrocardiogram #cardiology #diagnosis
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... - Differential Diagnosis ... Restless Legs Syndrome ... Disorders • Neurologic ... Parkinson's, MS)
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
such as reflex ... carotid sinus syndrome ... orthostatic vital sign ... and an initial ECG ... Further diagnostics
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... with previously stable ... hypertension and signs ... renal bruit or signs ... Neurologic disorders
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... WBC >100k, + lab signs ... unless worrisome EKG ... #TLS #diagnosis
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
• Myopathy (Also ... caused by hydroxychloroquine ... Erythematosus #SLE #MSK ... #signs #symptoms ... #diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... #diagnosis #pathophysiology ... #signs #symptoms ... #msk #orthopedics ... #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... Motor Nerves: ALS ... #differential #diagnosis ... #neurology