237 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... AcidBase #Disorders #Differential ... Diagnosis #Algorithm #Causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... (Patm - 47) - (PaCO2 ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential
Pulmonary and Non-Pulmonary Causes of ARDS #Diagnosis #EM #PCC #ARDS #Differential #Algorithm #Pulmonary #NonPulmonary #Causes #Ddxof
Non-Pulmonary Causes ... of ARDS #Diagnosis ... #EM #PCC #ARDS ... #Differential #Algorithm ... #NonPulmonary #Causes
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Distress Syndrome – ARDS ... : Clinical Cheat ... on CT or CXR ● PaO2 ... there is no clear cause ... the underlying cause
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... Low SvO2 → Low PaO2 ... summary #pulmonary #differential ... #diagnosis #causes
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... week of a known clinical ... severity of the ARDS ... - 200 mm Hg < PaO2 ... >= 5cm H2O #ARDS
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
Causes of Secondary ... Amenorrhea - Differential ... Endocrinopathies: PCOS ... Secondary #Amenorrhea #Differential ... #Diagnosis #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... acidosis Step 5 - Differential ... Base #Gas #VBG #differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Pneumonia • ARDS ... #Dyspnea #SOB #Differential ... Diagnosis #Algorithm #Causes
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Causes of Adrenal ... Insufficiency - Differential ... Fungal • HIV/AIDS ... Thrombophilia • Critical ... Insufficiency #Differential