39 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2 ... Hypoxemia #summary #pulmonary ... diagnosis #causes #pathophysiology
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
- Respiratory symptoms ... new or worsening symptoms ... consistent with pulmonary ... lung collapse, or pulmonary ... - 200 mm Hg < PaO2
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
+ (↑ pH) • ↓ PCO2 ... + (Acid) • ↑ PCO2 ... Dissociation #Curve #pathophysiology ... #pulmonary #respiratory
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
Symptoms occur when ... there is a drop in SaO2 ... to 90% (and in paO2 ... #respiratory #pulmonary
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Acute Pancreatitis - Pathophysiology

#Pancreatitis #Pathophysiology #diagnosis #symptoms #signs #algorithm
Pancreatitis - Pathophysiology ... #Pancreatitis #Pathophysiology ... #diagnosis #symptoms ... #signs #algorithm
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
x Hb x sO2) + (PaO2 ... effective hemoglobin PaO2 ... in your hands = PaOâ‚‚ ... Delivery #Equation #pathophysiology ... #pulmonary #apples
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
10,000 ft) • Symptoms ... dissolved in the PaO2 ... • Signs/Symptoms ... • Signs/Symptoms ... • Pathophysiology
Functional Dyspepsia - Pathophysiology, Diagnosis and Management
Risk factors: Non-steroidal anti-inflammatory drugs, Psychological comorbidity, Helicobacter pylori infection,
Functional Dyspepsia - Pathophysiology ... sex, Smoking Symptoms ... : Bothersome symptoms ... Functional #Dyspepsia #Pathophysiology ... Diagnosis #Management #algorithm
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Oxygen therapy - Pulmonary ... Arterial blood gas - pO2 ... Arterial blood gas - pO2 ... Comparison #Signs #Symptoms
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) Diagnosis Algorithm

Defined as pulmonary hypertension (mPAP > 25) > 6 months
Thromboembolic Pulmonary ... CTEPH) Diagnosis Algorithm ... Defined as pulmonary ... patients with symptoms ... CTEPH #Diagnosis #Algorithm