44 results
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
monitor cardiac & pulmonary ... • PvCO2 - Mixed ... venous CO2 • ... on an ABG) The ... patterns #diagnosis #pulmonary
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid Base ... than expected based ... Do you need an ABG ... Generally, for acid/base ... and ~5 mmHg to pCO2
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Classically” noted with pulmonary ... bloodgas #Acid #Base
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... blood (measured on ABG ... Low SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) ... Interpretation and Acid-Base ... Look at the pCO2 ... the change in pCO2 ... AmyChung #AcidBase #ABG
Severe Asthma Exacerbation
Signs of a Severe Asthma Exacerbation:
 • Vitals: ↑HR ↑RR ↓SpO2
 • High work
poor air flow • ABG ... : - High pCO2 ... Abnormally normal ABG ... #CriticalCare #pulmonary
Proposed Pathophysiology of COVID19 Lung Injury

COVID19 Lung Injury model schematic based on 1) ACUTE thrombotic vascular
model schematic based ... due to unopposed Ang ... due to unopposed Ang ... Pathophysiology #COVID19 #Pulmonary
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
• Orthopnea - PaO2 ... Arterial blood gas (ABC ... cirrhosis • Intra-pulmonary ... perfusion scanning or pulmonary ... transplant - Lizzie Aby
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
Osmolar Gap ACID-BASE ... AG S 8-16 mEq ... pCO2 = 1.5 (HCO3 ... pk + log (HCO3/(PCO2 ... )/HCO3 Acid base
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... edema), Lung Exam, POCUS ... BNP, Troponin), ABG