12 results
Progressive ECG changes with increasing 
hyperkalaemia. 
 (a) Normal 
 (b) Tented T wave (arrow)
changes with increasing ... hyperkalaemia ... d) 'Sine wave' pattern ... Diagnosis #Cardiology #EKG ... #ECG #Hyperkalemia
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
An Approach to Acute ... physical exam (e.g ... one of 8 basic patterns ... Medicine #Dyspnea #Acute ... #Workup #Algorithm
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Algorithm • IV ... potassium and ECG ... changes • 5.5 ... morphology, "Sine wave" pattems
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Differential Diagnosis Algorithm ... PHANTOMS): • Pattern ... change, progressively ... arteritis • Acute ... Differential #Diagnosis #Algorithm
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
zero WAVEFORM PATTERNS ... surface - Pattern ... produces small volume changes ... embolism - Hyperventilation ... interpretation #patterns
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Seizures • Vision changes ... Blood transfusion, Hypercalcemia ... Imaging Patterns ... territories signal changes ... syndrome, ADEM, Acute
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
tinnitus, visual changes ... , dyspnea, +/- CXR ... - ACS, AKI, acute ... hydration - Hyperkalemia ... unless worrisome EKG
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Early-repolarization pattern ... leads • S1Q3T3 pattern ... weeks following an acute ... dissection • Sodium-channel ... #ekg #electrocardiogram
The chemical formula of Digoxin is C41 H64 O14.
Digoxin (Cardiac glycoside) reversibly inhibits the sodium-potassium-ATPase, causing
, hypercalcemia, ... Hypokalemia is a ... in a bigeminal pattern ... effect" on the ECG ... consists of T wave changes
Medications for the Treatment of Hyperkalemia
The goals of acute treatment are to prevent potentially life-threatening cardiac
the Treatment of Hyperkalemia ... The goals of acute ... , changes on ECG ... , severe hyperkalemia ... Figure 3 is an algorithm