24 results
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... obstruction • COPD ... nickmmark #acidbase #workup ... #algorithm #diagnosis
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 ... Perfusion Pressure COP ... Index CARDIAC WORK ... RCWI Cardiac Work ... 0.0144 Cardiac Work
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
a near-normal PaCO2 ... persistently increased work ... airflow obstruction causes ... increase in the work ... #BlueBloaters #Comparison
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... • Asthma • COPD ... Pneumonia • ARDS • COPD ... #Causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Disease (Asthma, COPD ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Oxygen therapy - Pulmonary ... cause can improve ... Arterial blood gas - pO2 ... Temperature - Cold ... Central #Peripheral #Comparison
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
Algorithm for Management ... Exacerbation of COPD ... AECOPD) Obtain workup ... #AECOPD #Algorithm ... Exacerbation #treatment #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
HYPOVENTILATION • Rising PaCO2 ... lung diseases, pulmonary ... Pneumonia, asthma, COPD ... , pulmonary embolus ... shunting (eg, pulmonary
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... life-threatening causes ... Pneumothorax • Pulmonary ... Pain #Diagnosis #Algorithm ... #workup
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Classically” noted with pulmonary ... lung disease (COPD