20 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? ... Respiratory Acidosis ... obstruction • COPD ... production Respiratory
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
Perfusion Pressure COP ... min 400-600 mL Respiratory ... -PECO2))/PaCO2 ... = >60% Forced Espiratory ... ratio Respiratory
Non-Invasive Ventilation (BiPAP) Algorithm - Indications and Contraindications
Indications for NIV:
 • COPD - pH <7.35, pCO2
Indications for NIV: • COPD ... - pH <7.35, pCO2 ... Neuromuscular disease - Respiratory ... VC < 1 even if pCO2 ... RR or daytime pCO2
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
COPD phenotypes: ... causing ineffective CO2 ... a near-normal PaCO2 ... patients present with respiratory ... #BlueBloaters #Comparison
Tracheal Descent Sign

Paradoxical inward movement of the trachea during inspiration. Seen in this COPD patient in
Seen in this COPD ... patient in severe respiratory ... Video via Dr. ... Sign #clinical #video ... breathing #Trachea #COPD
Campbell’s sign or Tracheal Descent in Longstanding COPD

Patients with longstanding COPD may show downward displacement of
in Longstanding COPD ... with longstanding COPD ... Tracheal #Descent #COPD ... #clinical #video ... physicalexam #pulmonary #respiratory
Chronic Hypercapnic Respiratory Failure Phenotypes
Pink Puffers (robust vent drive) ↑ their WOB when pulmonary mechanics gradually
Chronic Hypercapnic Respiratory ... worsen (despite the CO2 ... #Hypercapnic #Respiratory ... Failure #Phenotypes #COPD
Hoover’s Sign on Physical Exam

Paradoxical retraction of the lower intercostal spaces on inspiration in this patient
patient in severe COPD ... PhysicalExam #clinical #video ... #pulmonary #COPD ... #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 ... lung disease (COPD
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
associated with COPD ... COPD, and more specifically ... Sign #Pulmonary #COPD ... #PhysicalExam #Video ... #Paradoxical #Respiratory