358 results
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... of optic nerve axons ... Cupping #fundoscopy #ophthalmology
Unmeasured Anions Associated with an Elevated Anion Gap and Metabolic Acidosis

#Unmeasured #Anions #Gap #Metabolic #Acidosis #Diagnosis
Unmeasured Anions ... #Unmeasured #Anions ... #Differential #Causes
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... ganglion cell axons ... Spots #fundoscopy #ophthalmology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... inhabitants 3rd leading cause ... retinal ischemia Causes ... TerrierBen #Uveitis #Causes ... Differential #Diagnosis #Ophthalmology
Algorithm for the Evaluation of Visual Complaints with Ocular Ultrasonography (POCUS)

- Dr. Tom Fadial @thame 

#Ocular
Ultrasonography (POCUS ... thame #Ocular #POCUS ... Algorithm #Emergency #Ophthalmology
Causes of Blurred vision, Blindness, Scotomata by Anatomic Location

#Blurred #vision #Blurry #Scotomata #Anatomy #differential #diagnosis #ophthalmology
Causes of Blurred ... differential #diagnosis #ophthalmology
Optic Disc Edema

The optic disc is elevated and its surface is covered by cotton wool spots
spots (damaged axons ... papilledema #fundoscopy #ophthalmology
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... echogenic as in this case ... for underlying cause ... Jugular #IJ #Vein #POCUS
Algorithm for diagnosing the cause of red eye.

#Diagnosis #Ophthalmology #Red #Eye #Algorithm #Differential
diagnosing the cause ... #Diagnosis #Ophthalmology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Nonreabsorbable anions ... Diagnosis #Algorithm #Causes