13 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
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Differential Diagnosis Algorithm ... • Nephritic syndrome ... • Bilateral RAS ... HTN #Secondary #Nephrology ... Differential #Diagnosis #Algorithm
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
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... Adrenal adenoma, Bilateral ... , Gitelman syndrome ... #differential #algorithm ... #diagnosis #nephrology
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 of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Differential Diagnosis Algorithm ... extremity findings Unilateral ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology ... Differential #Diagnosis #Algorithm
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
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Tract Lesions: • Bilateral ... MCTD, Sjogren syndrome ... disorders #diagnosis #neurology ... differential #algorithm
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
Differential Diagnosis Algorithm ... jerk, hyperactive gag ... Emotional lability • Bilateral ... #Dysarthria #Neurology ... Differential #Diagnosis #Algorithm