11 results
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 ... #Differential #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... stage before the ... #Clinical #Diagnosis ... #Differential #Comparison ... #Table #RadiologyAssistant
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyedrops, surgery #Clinical ... #Diagnosis #Management ... #Ophthalmology ... Stye #Chalazion #Comparison ... #Table
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... Hypertension Stage ... -> AV nicking Stage ... pathophysiology #ophthalmology ... #diagnosis #signs
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperthyroidism Overview Clinical ... : Vascularity, Nodules ... proptosis), unblinking stare ... hyperthyroidism #causes ... endocrinology #signs
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... high index of clinical ... in up to 30% of cases ... #Endocarditis #comparison ... #table
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... renal failure Clinical ... Self-limiting, chronic but stable ... pernio, papules, nodules ... #Management #Signs
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Pathogenesis and clinical ... hypercoagulable state ... retinal edema caused ... pathophysiology #ophthalmology ... #diagnosis #signs
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
eye pain and is unable ... What is your diagnosis ... rupture ("flat tire sign ... #Ophthalmology ... #clinical #ultrasound
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
this pattern was caused ... This is late stage ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #LCH