16 results
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring ... trapping A signet-ring ... dilated bronchus (ring ... The most common cause ... #Differential #RadiologyAssistant
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
Wing-Beating Tremor ... near arm tremor caused ... #Wing #Beating # ... neurology #copper #physicalexam
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
Wing-Beating Tremor ... near arm tremor caused ... #Wing #Beating # ... neurology #copper #physicalexam
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
bronchiectasis: 'signet ring ... sign'. - Centrilobular ... Comparison #Table #RadiologyAssistant
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... crescent or complete ring ... • Infectious Causes ... Non-Infectious Causes ... Reverse #Halo #Sign
Kayser-Fleisher´s ring (anillo de Kayser- Fleisher)
ring around the cornea .Copper deposit in  Desemet membrane (Wilson
Kayser-Fleisher´s ring ... Kayser- Fleisher) ring ... #Wilson #Eye #ring ... #clinical #physicalexam ... #photo #sign
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Auspitz sign, Koebner's ... atch • Tinea (Ring ... Worm) - Annular (Ring ... Diagnosis #Algorithm #causes
Wing-Beating Tremor on Physical Exam

Seen in Wilson's disease, caused by copper toxicity (low ceruloplasmin)

#Wing #Beating #Tremor
Wing-Beating Tremor ... Wilson's disease, caused ... ceruloplasmin) #Wing ... Beating #Tremor #PhysicalExam
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Tracheomalacia • Vascular ring ... differential #diagnosis #causes ... pulmonary #airway #physicalexam
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... BRB breakdown causes ... hypo-pigmented ring ... disc arterioles causes ... ophthalmology #diagnosis #signs