14 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... bigger than QRS - deWinter ... -4 can have no pain ... #Ischemia #ECG ... #EKG #diagnosis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... • Reactive (e.g ... Enteropathic (e.g ... • Systemic Lupus ... Enteropathic (e.g
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... joint trauma (e.g ... #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... • Malignancy (e.g ... Endocrine disorders (e.g ... : • Joint pain ... : • Symptoms limited
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... noninflammatory Signs ... constitutional symptoms ... Joint #pain #Differential ... #Diagnosis #MSK
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
those coming off aorta ... not be subtle e.g ... very remarkable w/differential ... E.g. 80 yo ESR cutoff ... #Symptoms #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
< 30 years - Aorta ... such as systemic lupus ... Presentation - Systemic Symptoms ... purpura: strong sign ... vasculitis, and SLE
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
carbon monoxide (eg ... living conditions (eg ... vascular diseases (eg ... , systemic lupus ... #symptoms #differential
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
(e.g. incidental ... Extrapulmonary: ankle arthritis ... skin (16-32%): lupus ... anterior/posterior MSK ... #Management #Signs