203 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Differential Diagnosis Algorithm ... HCO3 12:10 • Respiratory ... HCO3 7:10 • Respiratory ... Alkalosis (pCO2 ... #Causes #Compensation
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

→
↑
RV
→ ↓ → →↑ Pulmonary ... +2PDP)/3 Mean Pulmonary ... = 1.36 cmH20 PULMONARY ... min 400-600 mL Respiratory ... ratio Respiratory
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Respiratory Acidosis ... production Respiratory ... acidbase #workup #algorithm
Respiratory Distress Through the Years.

#differential #flowchart #causes #algorithm #pulmonary #respiratory #distress #neonatal #pediatric #adult #ddxof
Respiratory Distress ... differential #flowchart #causes ... #algorithm #pulmonary ... #respiratory #distress
Important Respiratory Distress Pearls

#diagnosis #respiratory #distress #NRDS #RDS #TTN #MAS #neonatal #pediatric #adult #respiratory #adverse #effects
Important Respiratory ... #diagnosis #respiratory ... adverse #effects #pulmonary ... #ventilation #algorithm ... #causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... HYPOVENTILATION • Rising PaCO2 ... : Decreased respiratory ... lung diseases, pulmonary ... of hypoxemic respiratory
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Respiratory or Metabolic ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Classically” noted with pulmonary
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
+ (↑ pH) • ↓ PCO2 ... + (Acid) • ↑ PCO2 ... pathophysiology #pulmonary ... #respiratory
Paradoxical Respirations in Diaphragmatic Paralysis

Note the paradoxical movement of the abdomen during inspiration. The accessory inspiratory
The accessory inspiratory ... This change causes ... Diaphragm #Clinical #Video ... #PhysicalExam #Pulmonary ... #Respiratory