90 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary ... alveolar #arterial #pulmonary
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
monitor cardiac & pulmonary ... • PvCO2 - Mixed ... venous CO2 • ... PaCO2 - Arterial ... patterns #diagnosis #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 ... MPAP-WP)*79.92)/CO Pulmonary ... MPAP-WP)*79.92)/CI Pulmonary ... = 1.36 cmH20 PULMONARY
Light's Criteria

Medical Nugget on Light's Criteria for diagnosis of Exudative Pleural Effusion in adults and children.
Light's Criteria ... Nugget on Light's Criteria ... differential #ddxof #pulmonary ... #im #radiology
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria ... consistent with pulmonary ... lung collapse, or pulmonary ... - 200 mm Hg < PaO2 ... Berlin #Definition #Criteria
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
data regarding pulmonary ... Assessing for CO2 ... Transition as CO2 ... output state - Pulmonary ... patterns #diagnosis #pulmonary
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
Consensus diagnostic criteria ... chronic obstructive pulmonary ... Diagnosis #PCC #IM ... #Asthma #COPD #Criteria
Criteria for LBBB RBBB LAFB LPFB #Diagnosis #EM #IM #Cardiology #EKG #RBBB #LBBB #Criteria #LAFB #LPFB
Criteria for LBBB ... Diagnosis #EM #IM ... EKG #RBBB #LBBB #Criteria
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... hypoxia) - Low PaO2 ... Low SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary
Oxygen-Hemoglobin Dissociation Curve

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