28 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 ... #Diagnosis #Radiology ... #Cysts #Differential
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
cyst: • Arise ... terminal duct lobular ... e.g. biopsy, car ... bruising/erythema/sign ... diseases #benign #differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... The cystic pattern ... seen and in many cases ... #Diagnosis #Radiology
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Causes of Cystic ... Renal Mass - Differential ... , Positive family ... Carcinoma - No signs ... #RenalMass #Nephrology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... since in many cases ... visible wall #CXR ... #Lucency #Differential ... Pulmonary #Diagnosis #Radiology
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... Mediterranean areas ... Carnett's sign ... incisional hernias: clinical ... Abdominal #Pain #differential
Positive Throckmorton sign in a case of chronic osteomyelitis of the left hip. X-ray findings:
1) complete
Positive Throckmorton ... sign in a case ... femoral head 2) lytic ... as John Thomas sign ... #Clinical #Radiology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... desaturation, Scotoma, Ocular ... complications (AQP4-positive ... Manifestations #diagnosis #neurology ... #symptoms #signs
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... acute shortness of breath ... in fact this is nodular ... #Radiology #CXR
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... skin injury) • Neurologic ... Skin lesions • Positive ... Behcet disease) Differential ... diagnosis #management #signs