41 results
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
• Vitreous Hemorrhage ... • Intracranial Hemorrhage ... Periorbital Edema - POCUS ... Ocular #Ultrasound #pocus ... diagnosis #radiology #ophthalmology
Vitreous Hemorrhage on Ocular POCUS

Binocular vision loss - think cortical blindness, opt for CT/MRI
Monocular vision loss
Vitreous Hemorrhage ... on Ocular POCUS ... problem, opt for POCUS ... #Ocular #POCUS ... #ultrasound #Ophthalmology
Submacular Hemorrhage on Ocular POCUS

Adult patient presents with painless vision loss. Ocular US is performed, what
Submacular Hemorrhage ... on Ocular POCUS ... Ophthalmology ultimately ... #Ocular #POCUS ... clinical #ultrasound #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Nerve Palsy • CN ... Nerve palsy • CN ... One-and-a-half Syndrome ... #Localization #ophthalmology
Causes of Hyperpyrexia (Temp > 106.7° F) - Differential Diagnosis
 • Heat Stroke
 • Drug-induced: Amphetamines,
• Serotonin syndrome ... Thyrotoxicosis • CNS ... damage: Hemorrhage
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Unilateral Mydriasis: CN ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... Neuro: Pontine hemorrhage ... differential #diagnosis #ophthalmology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal Syndrome ... Diffuse alveolar hemorrhage ... Pulmonary Renal Syndromes ... Infection, Alport Syndrome ... anti-GBM ab, ANA, C3
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
for the neuro-ophthalmologic ... Sphenoid sinusitis (CN ... Miller-Fisher syndrome ... hypertension (CN ... Diagnosis #Causes #Ophthalmology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
fistula, Cogan's syndrome ... Vestibulocochlear Nerve (CN ... ), Ramsay Hunt syndrome ... Wallenberg syndrome ... Cerebellar infarct or hemorrhage
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Midbrain (Parinaud's Syndrome ... • Tumor • Hemorrhage ... Algorithm #Causes #Ophthalmology