23 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Blood Pressure, Pulmonary ... Resistance, Main Uses ... Vasopressors #Properties #Table ... #Pharmacology #
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Distributive: Sepsis, Anaphylaxis ... rupture, VSD, etc ... Pericardial tamponade, Pulmonary ... #inopressors #diagnosis ... management #comparison #table
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... inspiratory): Anaphylaxis ... Parasitic infection (e.g ... #Differential #Diagnosis ... #Causes #pulmonary
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... hemorrhage) - Pulmonary ... pathology (e.g. ... #Table #Causes
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... Allergic reaction / anaphylaxis ... malignant syndrome (e.g ... #Diagnosis #Management
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... alternate vasopressor (e.g ... as patient is stable ... Intraoperative #Checklist ... #Diagnosis #Management
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... Pulmonary/Chest ... Acute: Angioedema, Anaphylaxis ... Neuromuscular disease (eg ... Metabolic acidosis (eg
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... ischaemia → 3-12 o Anaphylaxis ... (eg steroid dependency ... Intraoperative #Checklist ... #Diagnosis #Management
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential Diagnosis ... Chronic Obstructive Pulmonary ... Myasthenia Gravis Pharmacologic ... • Drug Abuse (e.g