107 results
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Orbital hemorrhage ... Sarcoid (can be bilateral ... histocytosis Bilateral ... #Bilateral #Causes ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Neuropathy, Retinal Hemorrhage ... , Vitreal Hemorrhage ... exposure) - Bilateral ... Differential #Diagnosis #causes ... #ophthalmology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... of unilateral facial ... #Bells #Palsy #Neurology ... #Signs #Symptoms
Lateral Canthotomy / Cantholysis - Procedure Instructions

The orbit is a relatively closed compartment and an acute
Lateral Canthotomy ... The most common cause ... #Management #Lateral ... #Retrobulbar #Hemorrhage ... #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 ... submassive PE) POCUS ... #Lung #POCUS #ultrasound
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
vomiting, auditory symptoms ... symptoms/signs, ... • Cerebellar Hemorrhage ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
detachment or hemorrhage ... to eye, Trauma Bilateral ... #bilateral #painful ... differential #diagnosis #causes ... #ophthalmology
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
Bilateral Acute ... • Intracranial Hemorrhage ... Hypoperfusion #Bilateral ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... , uveitis) • Bilateral ... Neuro: Pontine hemorrhage ... differential #diagnosis #ophthalmology ... #causes
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
of the cell -> Bilateral ... Retinoblastoma Signs ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms