26 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Manifestations: • Infection ... (e.g. ankylosing ... spondyloarthritis (e.g ... #primarycare #table
Red Flags in Back Pain
 • Cancer: Age > 50, History of cancer, Unexplained weight loss,
Red Flags in Back ... conservative therapy (e.g ... modification, NSAIDs) • Infection ... • Cauda equina syndrome ... #diagnosis #primarycare
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
- Differential Diagnosis ... vasoconstriction (e.g ... inhibitors, hepatorenal syndrome ... ) • Drugs (e.g ... #nephrology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
Syndrome What? ... common cause) • Infection ... (e.g. encephalitis ... Brain lesions (e.g ... #diagnosis #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
(e.g. oculomotor ... AQP4-lgG disease; e.g ... Manifestations #diagnosis ... #neurology #symptoms ... #signs
Irritable Bowel Syndrome (IBS) - Pathophysiology, Diagnosis and Management Algorithm
Risk factors: Previous acute enteric infection, Female
Pathophysiology, Diagnosis ... acute enteric infection ... (e.g. fibromyalgia ... gastrointestinal infection ... -HT4 agonists Pain
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... (e.g., fever, myalgia ... lesion • CNS infection ... (e.g., meningitis ... #Algorithm #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... of UMN/LMN signs ... electromyographic (EMG ... #Differential #Diagnosis ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• Severe low back ... Differential Diagnosis ... toon • Spinal infection ... Palpation - lower back ... #causes #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
response preceding infection ... Hands or feet • Pain ... Back or extremities ... Electrodiagnostic studies - EMG ... #treatment #neurology