18 results
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... Occlusion #Embolus #Clinical ... #POCUS #Ocular ... #Ultrasound
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Her ocular exam ... such as cogan sign ... Seronegative ocular ... anterior_seg_rocks #eyelid #Ocular
Retrobulbar Hematoma and Guitar Pick Sign on Ocular POCUS
Which of the following is NOT present in
and Guitar Pick Sign ... on Ocular POCUS ... #Ocular #POCUS ... Ophthalmology #clinical ... #ultrasound
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... consolidation or nodular ... Air #Crescent #Sign ... Pulmonary #diagnosis #radiology ... #clinical
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... Radiology Imaging ... mass and NO prior signs ... Tendon Sheath - Nodular ... #Radiology #diagnosis
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... /Edrophonium test ... - Cogan sign ... - Peek sign 2. ... Imaging - CT Chest
Eccrine Spiradenoma on POCUS
75 year-old female, Left Infraclavicular nodular lesion > 9 months. No inflammatory signs.
Spiradenoma on POCUS ... Infraclavicular nodular ... No inflammatory signs ... Neck & Chest CT ... #clinical #ultrasound
Papilledema on Ocular POCUS

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

A patient presents with eye pain and is unable to open his
Ocular Globe Rupture ... on POCUS A patient ... rupture ("flat tire sign ... #Ocular #Ophthalmology ... #clinical #ultrasound