41 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... of cardio-pulmonary ... Leads (VI-V3) +/- Inferior ... #EKG #Pulmonary
Metformin Pharmacology Summary
Mechanisms of Action:
 • Suppresses gluconeogenesis by the liver
 • Increases insulin-mediated glucose utilization
Metformin Pharmacology ... agent • Does not cause ... side effects (e.g ... #Metformin #Pharmacology ... #Summary #DM2 #
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... differential #diagnosis #table ... #neurology
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 #
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... respiratory drive due to neurologic ... lung diseases, pulmonary ... asthma, COPD, pulmonary ... , pulmonary AVMs
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... Uosm < 100 mmol/kg ... Diagnosis #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... Uosm < 100 mmol/kg ... Diagnosis #Algorithm #Causes
GLP-1 Receptor Agonists - Pharmacology Summary
Mechanisms of Action: Stimulate glucose-dependent insulin release from the pancreas (GLP-1
Receptor Agonists - Pharmacology ... Ozempic), or daily tablet ... side effects (e.g ... not definitively cause ... #Summary #DM2 #
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Infarction • Stable ... • Myocarditis Pulmonary ... Vascular • Pulmonary ... present) • Pulmonary ... • Trauma - Neurologic
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... hemorrhage) - Pulmonary ... pathology (e.g. ... Differential #Diagnosis #Table ... #Causes #Sodium