9 results
Enlarged optic nerve sheath diameter and crescent sign in 30 yo female patient reporting 3 months
Enlarged optic nerve ... diameter and crescent sign ... @SAlerhand #Papilledema ... #IIH #Idiopathic ... Ultrasound #crescent #sign
Papilledema on Ocular POCUS

This 27yo female presents with an intractable headache. Which of the following do
POCUS This 27yo ... with Idiopathic Intracranial ... ultrasound demonstrated signs ... #POCUS #IIH #clinical ... #ultrasound #Ophthalmology
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
POCUS Eye, linear ... probe, optic nerve ... globe (crescent sign ... Suggestive of raised intracranial ... clinical #ultrasound #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... funduscopy or papilledema ... pupil with third nerve ... post-traumatic headache), IIH ... #headache #signs
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
progressively worse, papilledema ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... angle closure glaucoma
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
- increased intracranial ... dependent position, papilledema ... angle closure glaucoma ... shoulder girdle symptoms ... thrombophilia, neurologic signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Stage 3: Severe/exudative ... disc edema. -> Papilledema ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
lights are a key symptom ... leads to optic nerve ... damage & blindness Signs ... / Symptoms / Complications ... pathophysiology #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Autonomic symptoms ... meningeal irritation signs ... angle-closure glaucoma ... the trigeminal nerve ... differential #diagnosis #ophthalmology