9 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... J point • De Winter ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... STEMI: • Upsloping ... sign" + PPD • ... #ecg #ekg #electrocardiogram
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... permanent alopecia Differential ... • Malignancy (e.g ... Endocrine disorders (e.g ... : • Symptoms limited
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
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
syndrome, rheumatoid arthritis ... , SLE Myasthenia ... life-threatening Differential ... dystrophy - Brain stem ... Serologic and EMG
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