13 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #ECG #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... deviation) • Acute ischemia ... #differential #
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Guidelines for Crises ... is unconscious, signs ... depression • T wave ... is conscious, symptoms ... Checklist #Diagnosis #Management
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
• Myocardial ischemia ... • Underlying ischemic ... Digoxin toxicity Symptoms ... 300 = NSVT EKG ... may not occur Differential
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... AKI, acute limb ischemia ... WBC >100k, + lab signs ... unless worrisome EKG ... TLS #diagnosis #management
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... hypoxia and organ ischemia ... to manifest its symptoms ... , alcohol use, symptoms ... Deficiency #diagnosis #management
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 ... #Management
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
ophthalmoplegia), systemic signs ... , facial nerve ischemia ... Imaging (if atypical symptoms ... CNS inflammatory cause ... ) • EMG/NCS (rare
Vasculitis and Vasculitides - Differential Diagnosis Framework

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

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... < 30 years • Aorta ... Arteritis): • Aorta ... • Progressive symptoms ... tract, and often causes