12 results
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant ... Tachycardia (AVNRT) - Pathophysiology ... - Dual AV nodal ... ECG usually shows ... #Nodal #Reentrant
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
is found in non-nodal ... velocity in non-nodal ... in wide QRS on EKG ... ) due to their actions ... prolonged QT on EKG
BRASH Syndrome

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

Typical ECG
Renal failure A - AV ... nodal blockade ... Hyperkalemia Typical ECG ... diagnosis #management #pathophysiology
Immune Reactions and Immunosuppressant Drugs

Glucocorticoids - Inhibition of cytokine synthesis, e.g., IL-1, IL-2
Muromonab-CD3 - Monoclonal antibody
Calcineurin
Immune Reactions ... cytokine synthesis, e.g ... #Pharmacology #Pathophysiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate with AV ... nodal blocking ... Control rate (e.g ... Control rate (e.g
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
- Transfusion Reactions ... blood donor • Pathophysiology ... transfusion • Pathophysiology ... #Transfusion #Reactions ... diagnosis #comparison #table
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... WPW) - Avoid AV ... nodal agents (e.g ... irregular protocol #Stable
Bone resorption and the relationship between osteoblasts and osteoclasts.  
RANK is expressed on the osteoclasts,
linking proteins (e.g ... , wherein reactions ... Several acids (e.g ... released through the actions ... #Pathophysiology
Adrenoceptor Actions
α1
 • Vascular smooth muscle - Contraction
 • Genitourinary smooth muscle - Contraction
 • Intestinal
Adrenoceptor Actions ... • Heart - ↑ AV ... adrenergic #receptors #actions ... #pharmacology #pathophysiology ... #comparison #table
Anaphylaxis: Treatments (Acute)
Additional Info:
 • IV steroids may be considered for prevention of late phase reactions.
of late phase reactions ... antagonist use (e.g ... adjunct therapy) e.g ... adjunct therapy) e.g ... Treatments #Management #pathophysiology