31 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 ... < 35 mmHg) #AcidBase ... #Disorders #Differential
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
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... - Acute Respiratory ... Impaired Oxygenation PaO2 ... @nickmmark #ARDS ... Respiratory #Distress #Acute
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... Distress Syndrome (ARDS ... severity of the ARDS ... >= 5cm H2O #ARDS ... #Acute #Respiratory
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... Distress Syndrome – ARDS ... Cheat Sheet An acute ... criteria (2013) ● Acute ... on CT or CXR ● PaO2
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Differentials? ... Metabolic: pH pCO2 ... Compensation, Acute ... MDaniyalHashmi1 #AcidBase
Acid-Base Disorders - Expected Compensation Equations

Metabolic Acidosis:
 • pCO2 = 1.5 x HCO3 + 8 ±
Acidosis: • pCO2 ... ∆ HCO3 ↓ 1 → ∆ pCO2 ... Acidosis: • Acute ... Alkalosis: • Acute ... #Acid #Base #AcidBase
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... - Differential Diagnosis ... - Physiologic: ARDS ... Hypoxemia #hypoxia #Differential
Causes of Gallbladder Wall Thickening
Primary Wall Thickening:
1 . Acute calculous cholecystitis
2. Acute acalculous cholecystitis
3. Chronic cholecystitis
4.
Acute calculous ... Acute acalculous ... hepatitis, Acute ... mononucleosis, AIDS ... Thickening #Causes #differential
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Lymphadenopathy - Differential ... • Infection: Acute ... Anti-epileptic drugs (AEDs ... Lymphadenopathy #Differential