11 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... #primarycare #table
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... : • Acute or chronic ... rheumatology #approach #workup ... #differential # ... diagnosis #arthritis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Pleuritic chest pain ... Differential Diagnosis ... • Vasculitis (e.g ... #pulmonary #differential
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
carbon monoxide (eg ... encephalitis, abscess ... living conditions (eg ... vascular diseases (eg ... #differential #
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
not be subtle e.g ... very remarkable w/differential ... E.g. 80 yo ESR cutoff ... claudication: pain ... chews, not just pain
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
EGPA) • Renal: (AKI ... mononeuritis multiplex WORKUP ... recent DAN) • EMG ... or serologies + symptoms ... Renal #Syndromes #differential
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... (e.g. incidental ... Pulmonary: dyspnea ... Extrapulmonary: ankle arthritis ... sarcoidosis Pulmonary
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
disorder (Cardiac, pulmonary ... Impairment: • Acute ... Infectious: Brain abscess ... dystrophies Work ... electromyographic (EMG
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Phos), CBC with differential ... - Infectious workup ... or TSH level if symptoms ... Pyridostigmine - New diagnosis ... oral secretions (e.g
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... • Malignancy (e.g ... Endocrine disorders (e.g ... : • Joint pain ... Induced Lupus: • Symptoms