303 results
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
Limitations • Sp02 ... pulse oximeter • SaO2 ... ABG device • SaO2 ... pulmonary #diagnosis #comparison
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Features Between Central ... Arterial blood gas - pO2 ... Arterial blood gas - pO2 ... #Cyanosis #Central ... #Peripheral #Comparison
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Clues to Differential ... Diagnosis of Central ... #Cyanosis #Differential ... #Diagnosis #Central ... Causes #Table #Comparison
Central Retinal Artery Occlusion (CRAO) vs Central Retinal Vein Occlusion (CRVO) - A Comparison Table

Clinical Features,
Central Retinal ... Occlusion (CRAO) vs Central ... Occlusion (CRVO) - A Comparison ... #Artery #Vein #Comparison
Mechanical Ventilation: The Basics
In the most basic sense, ventilator modes are defined by their control variable
Assist Control / ... ladder, FiO2: goal spO2 ... ladder, FiO2: goal spO2 ... -8, FiO2: goal spO2 ... Basics #Modes #Comparison
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
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... • Cherry red spot ... isosorbide) #Central
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
Central retinal ... Retrobulbar "spot ... CRAO #SpotSign #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 ... High PaO2, High SvO2 ... summary #pulmonary #differential
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
measurements ● Central ... oxyhemoglobin saturation (SvO2 ... x 13.4 x Hb x SaO2 ... 13.4 x Hb conc x [SaO2 ... – SvO2]) RA pressures