513 results
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
Limitations • Sp02 ... pulse oximeter • SaO2 ... ABG device • SaO2 ... #Measurement #pulmonary
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Clues to Differential ... Diagnosis of Central ... heart defect - Pulmonary ... diseases - Pulmonary ... #Diagnosis #Central
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
measurements ● Central ... pressures (RA, RV) ● Pulmonary ... pressure (PAp) ● Pulmonary ... – CVP]/CO) ● Pulmonary ... x 13.4 x Hb x SaO2
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... and cardiogenic pulmonary ... Diagnosis #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Distribution #Central
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Features Between Central ... Oxygen therapy - Pulmonary ... Arterial blood gas - pO2 ... Arterial blood gas - pO2 ... #Cyanosis #Central
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
measured on ABG) SaO2 ... output) - Low SvO2 ... Low CaO2 → Low SvO2 ... Hypoxemia #summary #pulmonary ... #differential #
Heart Failure with Preserved Ejection Fraction: Management Principles

General Therapeutic Principles:
Reduce the congestive state 
 - Caution
Management Principles General ... preload excessively Control ... blood pressure - Central ... blood pressure control ... hypertension, pulmonary
Causes of Cyanosis - Differential Diagnosis Algorithm
Central Cyanosis due to pulmonary or cardiac causes
Methemoglobinemia 
Sulfhemoglobinemia
Methaemalbuminaemia
Pseudocyanosis

#Causes #Cyanosis
of Cyanosis - Differential ... Diagnosis Algorithm Central ... Cyanosis due to pulmonary ... Causes #Cyanosis #Differential
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Central retinal ... Positive "spot sign ... MaimoUltrasound #CRAO #Central
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... lung disease • Pulmonary ... Septal Defect Pulmonary ... • Atelectasis Central ... Hypoxemia #Hypoxia #Differential