36 results
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. ... #Diagnosis #Table
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Diagnosis Framework ... • Obstructive: Pulmonary ... ) UOP > 0.5 cc/kg ... #Diagnosis #criticalcare
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Massive Hemoptysis - Diagnosis and Management
 • Definitions: 
   - Hemoptysis = bleeding from
Massive Hemoptysis - Diagnosis ... respiratory tract (e.g ... #Management #treatment ... #workup #pulmonary ... #criticalcare
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue - Differential ... Diagnosis Algorithm ... Chronic Obstructive Pulmonary ... Disease Neurologic ... • Drug Abuse (e.g
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... respiratory drive due to neurologic ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... #Diagnosis #pulmonary
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
metastases, Infection (e.g ... Metabolic causes (e.g ... disease, Drugs (e.g ... Treatment is aimed ... #Diagnosis #Differential
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
essential to determine treatment ... Cardiac Tamponade, Pulmonary ... Undifferentiated #Shock #diagnosis ... #differential # ... guyton #curves #criticalcare
Pulmonary Arterial Catheterization – Use and Interpretation:
-Pulmonary arterial catheterization (PAC) has never been shown to improve
However, when the diagnosis ... cardiogenic shock (eg ... #Diagnosis #PACatheter ... #NormalValues #Differential ... #Table #Chambers
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
shows a small, stable ... Lung Abscess Differential ... Vasculitis (e.g. ... Lung #Abscess #pulmonary ... #differential #