13 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis ... #differential #
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
: - Arthritis ... Diagnosis and Lupus ... autoantibodies #signs ... #symptoms #mimickers ... #differential #
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... ) • Temporal arteritis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework ... STEMI: • Upsloping ... STE: "Pardee's sign ... (Eiffel Tower sign ... #ecg #ekg #electrocardiogram
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
those coming off aorta ... systemic sx + signs ... very remarkable w/differential ... GCA #Temporal #Signs ... #Symptoms #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
< 30 years - Aorta ... branches • GCA: - Aorta ... such as systemic lupus ... Presentation - Systemic Symptoms ... purpura: strong sign
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
syndrome, rheumatoid arthritis ... life-threatening Differential ... dystrophy - Brain stem ... test - Cogan sign ... - Peek sign
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
immunization Temporal arteritis ... , systemic lupus ... headache #redflags #signs ... #symptoms #differential ... #emergency #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... < 30 years • Aorta ... ): • Aorta and ... • Progressive symptoms