16 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... Referred Pain: • Aorta ... #Diagnosis #causes ... #primarycare #table
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... the case as Typical ... excludes other differentials ... PhysicalExam #JVP #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework ... STE: "Pardee's sign ... #diagnosis #cardiology
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
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... hypertension and signs ... renal bruit or signs ... Coarctation of aorta ... #Differential #
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Digoxin toxicity Symptoms ... 300 = NSVT EKG ... Diagnosis: • PAC ... #differential # ... cardiology
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... (e.g. incidental ... Self-limiting, chronic but stable ... Extrapulmonary: ankle arthritis ... #Management #Signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... < 30 years - Aorta ... branches • GCA: - Aorta ... Presentation - Systemic Symptoms ... purpura: strong sign