8 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... low attenuation areas ... #HRCT #CTChest ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... multiple thick walled cysts ... (LAM): regular cysts ... #HRCT #CTChest ... #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... a CXR the most common ... The cystic pattern ... When the cysts have ... #Diagnosis #Radiology
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Differential Diagnosis Algorithm ... Metastatic - Most common ... in adults - Breast ... Aneurysmal Bone Cyst ... Myeloma- most common
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... the lung, like cyst ... is to describe areas ... a thick wall Cyst ... CavitaryLesion #Cavity #Cyst
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... before the typical cysts ... #Pulmonary #CTChest ... #Nodular #Pattern ... Differential #Comparison #Table
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
papules, pustules, cysts ... eyebrows, perinasal areas ... Erythema with greasy ... - Sun-exposed areas ... with adherent, greasy
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
PFAPA is the most common ... globally, excluding areas ... the acute flare; chest ... • Cyclic neutropenia ... dominant inheritance pattern