2433 results
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
Limitations • Sp02 ... pulse oximeter • SaO2 ... ABG device • SaO2 ... Measurement #pulmonary #diagnosis
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
What's the diagnosis ... Central retinal ... Retrobulbar "spot ... CRAO #SpotSign #Central
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... • Cherry red spot ... isosorbide) #Central ... Occlusion #CRAO #Diagnosis
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo - Differential ... Diagnosis Algorithm ... #Diagnosis #Neurology ... Dizziness #Peripheral #Central ... Algorithm #BPPV #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
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 ... summary #pulmonary #differential ... #diagnosis #causes
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
measurements ● Central ... x 13.4 x Hb x SaO2 ... 13.4 x Hb conc x [SaO2 ... – SvO2]) RA pressures ... Interpretation #Diagnosis
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 of Peripheral and Central Vertigo

Peripheral Vertigo:
 - Benign Positional Vertigo
 - Vestibular Neuronitis
 - Meniere's
Peripheral and Central ... Acoustic Neuroma Central ... Vertigo #Diagnosis ... #PrimaryCare #Differential ... Vertigo #Causes #Central
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central ... Peripheral Causes - Differential ... Diagnosis Central ... Peripheral #Causes #Differential ... #Diagnosis #algorithm