34 results
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... Posner-Schlossman Syndrome ... /bilateral up to ... Differential #Diagnosis #Causes ... #ophthalmology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... pleura in severe cases ... Respiratory Distress Syndrome ... differential #diagnosis #signs
Lateral Canthotomy / Cantholysis - Procedure Instructions

The orbit is a relatively closed compartment and an acute
Lateral Canthotomy ... Cantholysis - Procedure Instructions ... The most common cause ... Cantholysis #Procedure #Instructions ... Retrobulbar #Hemorrhage #Ophthalmology
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 ... , uveitis) • Bilateral ... differential #diagnosis #ophthalmology
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Manifestations of Serotonin Syndrome ... • Ophthalmologic ... Dermatologic: Diaphresis, flushing ... Cardiovascular and vital sign ... Symptoms #spectrum #signs
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
and Secondary Causes ... Hypertension Secondary Causes ... and bilateral renal ... Glucocorticoid excess (Cushing ... syndrome or disease
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... hyperaldosteronism (unilateral ... adenoma/ bilateral ... Refeeding after fasting ... Differential #Diagnosis #Causes
Intermittent Bilateral Exophthalmos (Alternating Exophthalmos and Enophthalmos) on Physical Exam

Observing this patient in silence for a
very interesting finding ... The syndrome of ... The cause of this ... lymphangiomas are the cause ... clinical #video #ophthalmology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... lumbar spine Signs ... not have to be bilateral ... #CaudaEquina #Syndrome
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
for the neuro-ophthalmologic ... finding of diplopia ... Miller-Fisher syndrome ... Differential #Diagnosis #Causes ... #Ophthalmology