8 results
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Orbital Cellulitis ... eye including intraocular ... anterior to the orbital ... - Impinges on nerves ... ophthalmology #diagnosis #signs
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Myasthenia Gravis Extraocular ... Entrapment • Orbital ... Tumor • Orbital ... Trauma Cranial Nerve ... Trauma Cranial Nerve
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Extraocular Muscles ... Optic Nerve/Pathway ... • Floaters Orbit ... : • Orbital cellulitis ... Tumor • Optic nerve
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... • Increased intraocular ... pupil with third nerve ... various types • Extraocular ... #headache #signs
Tinel's Test of the Ulnar Nerve

Perform a Tinel's at the cubital tunnel by percussing the ulnar
Test of the Ulnar Nerve ... Tinel's at the cubital ... over the ulnar nerve ... #Tinels #Test #Sign ... #Ulnar #Nerve #
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
without warning signs ... Headache/ retro-orbital ... and no apparent focus ... Dengue with warning signs ... the following signs
Enlarged optic nerve sheath diameter and crescent sign in 30 yo female patient reporting 3 months
Enlarged optic nerve ... diameter and crescent sign ... Hypertension #Ocular #POCUS ... Ultrasound #crescent #sign
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
Papilledema on Ocular POCUS ... linear probe, optic nerve ... globe (crescent sign ... Papilledema #Ocular #POCUS