31 results
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... Nodal Reentrant ... Pathophysiology - Dual AV ... stays inside the AV ... ECG usually shows
AVJ Impulse/Rhythm Disturbance in one slide
 • Impulse/Rhythms Originating in the AV Junction
 • Reentrant (reciprocal
Originating in the AV ... Junction • Reentrant ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Anemia • Toxic Damage ... (e.g. ... Displacement (e.g ... • TTP/HUS • DIC ... Foreign Surface (e.g
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• No Treatment ... • Block in AV ... (block beyond AV ... summary #Diagnosis #EKG ... electrocardiogram #ecg
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Manage acute cardiac ... Manage chronic cardiac ... Pericarditis, Tamponade EKG ... Findings: - AV ... Low voltage Treatment
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Intravascular Coagulation (DIC ... Fibrinolysis → End organ damage ... Manifestations of DIC ... + Bleeding Treatment ... diagnosis #causes #treatment
BRASH Syndrome

B - Bradycardia
R - Renal failure
A - AV nodal blockade
S - Shock
H - Hyperkalemia

Typical ECG
Renal failure A - AV ... Hyperkalemia Typical ECG ... hyperkalemia) BRASH Treatment ... • Aggressive treatment
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
underlying venule -> AV ... lipids leakage from damaged ... Ischemia of optic disc ... Leakage of optic disc ... hemorrhage and disc
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Emergent Hyperkalemia Treatment ... Algorithm ECG ... injury, etc) ECG ... , bradycardia, AV ... as a standalone treatment
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate with AV ... Control rate (e.g ... Control rate (e.g ... #Tachycardia #Treatment