17 results
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Antiarrhythmics ... depolarization in fast AP cells ... depolarization in slow AP cells ... EricsMedicalLectures/ #Antiarrhythmics ... Classes #cardiology #pharmacology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... ++ influx into cells ... accpcardprn #Antiarrhythmics ... Vaughan #Williams #Pharmacology ... Classification #Classes #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Differential Diagnosis Algorithm ... Transcellular Shift Into Cells ... imports K+ into cells ... Differential #Diagnosis #Algorithm ... potassium #low #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... @accpcardprn #Antiarrhythmics ... #Pharmacology # ... Classification #Classes #pathophysiology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic Algorithm ... Pathophysiology: ... germinative skin cells ... Skin-homing T-cells ... Erythroderma #Nikolsky #Algorithm
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Differential Diagnosis Algorithm ... Red blood cells ... on urine microscopy ... with polyangiitis/microscopic ... Differential #Diagnosis #Algorithm
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Differential Diagnosis Algorithm ... Thrombocytosis: cells ... 7) - principal cells ... Differential #Diagnosis #Algorithm ... potassium #high #pathophysiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... Reed-Sternberg (RS) Cells ... (LP) tumour B cells ... Classification #pathophysiology ... #differential #algorithm
Uric Acid Homeostasis
In the liver, purines are metabolized to uric acid. The last step in purine
involves an enzyme called ... Homeostasis #Gout #Pathophysiology ... #Pharmacology #
Drug-Induced Edema
Drug-induced edema is caused by many drugs & can coincide with or worsen pre-existing peripheral
release from mast cells ... #Differential #Pharmacology ... #Pathophysiology