10 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... Xerophthalmia - abnormal ... conjunctiva) • Bitot's spots ... pathophysiology #ophthalmology ... #diagnosis #signs
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Vestibulo-ocular ... etiology of coma Abnormal ... • Examine for signs ... neurology #comatose #diagnosis
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
: - extra-ocular ... - pupillary reflex ... acuity If any are abnormal ... pathophysiology #ophthalmology ... #diagnosis #signs
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
What's the diagnosis ... Retrobulbar "spot ... sign" with embolus ... arterial waveform in normal ... Clinical #POCUS #OcularUS
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
Hydroxylase Deficiency - Signs ... Cardiovascular: Abnormal ... density, Adult short ... Hydroxylase #Deficiency #Signs ... #Symptoms #diagnosis
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
thrombosis of short ... Doppler US : halo sign ... efficacy of GCs Abnormal ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
diffuse light reflex ... -> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology ... #diagnosis #signs
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
Ocular Globe Rupture ... of the sclera supports ... the diagnosis of ... rupture ("flat tire sign ... #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
congenital defects) -> Abnormal ... -> Cherry-red spot ... pathophysiology #ophthalmology ... #diagnosis #signs
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
guarding/peritoneal signs ... May have vital signs ... SIGNS: (alluding ... CULLENS SIGN --> ... GREY TURNER SIGN