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Skeletal Hip Metastases vs Normal Comparison

Dr. Devpriyo Pal @drdevrad

#Skeletal #Metastases #Hip #Pelvis #Comparison #clinical #radiology #msk
Skeletal Hip Metastases ... vs Normal Comparison ... #Pelvis #Comparison ... #clinical #radiology ... #msk
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
Lymphangiomyomatosis, LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison ... #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
. - LIP #Clinical ... #Diagnosis #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
pneumonia and UIP ... #Diagnosis #Radiology ... #Differential #Table ... Central #Peripheral #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
#Clinical #Radiology ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
is seen in: - UIP ... edema #Diagnosis #Radiology ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
#Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
#Clinical #Radiology ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
#Clinical #Radiology ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
#Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant