15 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... bronchiectasis: 'signet ring ... Clinical #Diagnosis #Radiology ... #Cysts #Differential ... Comparison #Table #RadiologyAssistant
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Immunocompetent Multiple Ring-Enhancing ... an incomplete ring ... #Brain #differential ... #diagnosis #causes
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
the potential causes ... of a cerebral ring ... enhancing lesion ... MAGICDR #DRMAGIC #Differential ... #Brain
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
evaluating multiple ring-enhancing ... #cns #brain #diagnosis ... #differential # ... algorithm #causes ... #radiology #neurology
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 ... #Differential # ... RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
or air-filled lesions ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Tracheomalacia • Vascular ring ... • Bronchogenic cyst ... #diagnosis #causes ... #pulmonary #airway
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
dysfunction • Imaging: ring-enhanced ... contrast enhancement Brain ... surrounding edema and ring-enhancement ... neurological symptoms • Caused ... Tuberculosis #diagnosis #differential
Solitary Pulmonary Nodule
Click here for more detailed information about Solitary Pulmonary Nodule
A solitary pulmonary nodule or
The differential ... and are called masses ... #Diagnosis #Radiology ... SolitaryPulmonaryNodule #Differential ... #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
subpleural lung regions ... regardless of their cause ... #Pulmonary #Honeycombing ... #Differential # ... RadiologyAssistant