9 results
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis • Bilateral ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... Robertson pupils), DM, SAH ... differential #diagnosis #ophthalmology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
- Purple urine bag ... syndrome (chronically ... Colored #Urine #Discoloration ... Differential #Diagnosis #nephrology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
photophobia - Bilateral ... headache: - Bilateral ... subarachnoid hemorrhage (SAH ... differential #diagnosis #ophthalmology ... #Neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dissociaton; • Usually unilateral ... Holmes-Adie Syndrome ... #PhysicalExam #neurology ... #ophthalmology
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
Bilateral tonic ... patient with Ross syndrome ... clinical #video #ophthalmology ... #ross #syndrome ... #neurology #absent
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
(blue diaper syndrome ... • Purple Urine Bag ... Syndrome - UTI ... #Urine #Color #discoloration ... Differential #Diagnosis #nephrology
Bilateral Internuclear Ophthalmoplegia (BINO)

Bilateral Internuclear ophthalmoplegia in chronic Multiple sclerosis. Note the adduction lag in the
Bilateral Internuclear ... the adduction lag ... @bobvarkey #Bilateral ... clinical #video #neurology ... #ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... dysfunction to the bilateral ... Vestibulo-ocular reflex • Gag ... #PhysicalExam #neurology
Unilateral Floppy Eyelid Syndrome

This middle-aged male reported to clinic for persistent blurry vision and irritation of
Unilateral Floppy ... Eyelid Syndrome ... Floppy #Eyelid #Syndrome ... clinical #video #ophthalmology ... #neurology