42 results
Algorithm for the Evaluation of Visual Complaints with Ocular Ultrasonography (POCUS)

- Dr. Tom Fadial @thame 

#Ocular
Ultrasonography (POCUS ... thame #Ocular #POCUS ... #Ultrasound #Algorithm ... #Emergency #Ophthalmology ... #Evaluation #Differential
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
/year per 100,000 ... inhabitants 3rd leading cause ... retinal ischemia Causes ... Classification #Differential ... #Diagnosis #Ophthalmology
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Ocular Ultrasound ... Periorbital Edema - POCUS ... Pocus101 #Ocular #Ultrasound ... #pocus #differential ... diagnosis #radiology #ophthalmology
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... #Eye #redeye #Differential ... #Diagnosis #table ... #causes #ophthalmology
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Superficial Cervical Plexus Nerve Block
Uses in the Emergency Department:
Ultrasound-Guided ... Plexus Nerve Block Uses ... Department: Lower ear ... #nerve #block #ultrasound ... #anesthesia #pocus
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
commonly found at or near ... eyelash follicle • Cause ... upper lid • Cause ... Diagnosis #Management #Ophthalmology ... Chalazion #Comparison #Table
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Syphilis (light-near ... Pupils #Defects #Differential ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... Young females Differential ... - no light-near ... dissociation • Other causes ... PhysicalExam #neurology #ophthalmology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... potomania - “Tea ... #Hyponatremia #Differential ... #Diagnosis #Table ... #Causes #Sodium
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... disease - Renal ultrasound ... Duplex Doppler ultrasound ... #Hypertension #Differential ... Screening #Workup #table