20 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... reaches the alveoli) PaO2 ... blood (measured on ABG ... Low SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
ABG And BMP Normal ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Classically” noted with pulmonary
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
pulse oximeter • SaO2 ... Point-of-care handheld ABG ... device • SaO2 ... #Measurement #pulmonary
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
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
monitor cardiac & pulmonary ... capnography) • PACO2 ... venous CO2 • PaCO2 ... measured on an ABG ... patterns #diagnosis #pulmonary
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
• Orthopnea - PaO2 ... cirrhosis • Intra-pulmonary ... perfusion scanning or pulmonary ... Oxygenation defect - PaO2 ... supplemental oxygen if PaO2
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
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
in normal lung, pulmonary ... disease, idiopathic pulmonary ... bronchiectasis due to pulmonary ... Diagnosis #HRCT #POCUS ... #Correlation #Table
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
/ hypoxemia -> focus ... output - Acute pulmonary ... - Hypoxemia (PaO2
Diverticulitis on POCUS
55 m presents to the ED with LLQ pain...
No PMH, no meds, no prior
Diverticulitis on POCUS ... meds, no prior abd ... Has been able to ... prot, no WBCs POCUS ... Diverticulitis #POCUS