57 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... Peripheral distribution ... pneumonia and UIP ... #Diagnosis #Radiology ... HRCT #ChestCT #Differential
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... perilymphatic distribution ... central dot. - LIP ... Clinical #Diagnosis #Radiology ... Cystic #Cysts #Differential
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Diagnosis by Distribution ... , Amyloidosis, LIP ... Lung #Nodules #Differential ... #Diagnosis #Distribution
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
is seen in: - UIP ... edema #Diagnosis #Radiology ... HRCT #ChestCT #Differential ... #Table #Distribution
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP ... distal to the DIP ... Discharge with orthpedic ... Mallet #Finger #Radiology ... Management #Hand #Orthopedics
Cardiac Masses and Tumors - Differential Diagnosis by Location
Diagram illustrating the distribution and pathologic characteristics of
Masses and Tumors - Differential ... illustrating the distribution ... Masses #Tumors #Differential ... Diagnosis #Location #Cardiology
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
predominance: UIP ... , NSIP, DIP. - Centrilobular ... distribution: Hypersensitivity ... bronchiolitis #Diagnosis #Radiology ... #GroundGlass #Differential
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
• PIP joints are ... and PIP joints ... Discharge with orthopedic ... Dislocation #IPJoint #Radiology ... Management #Hand #Orthopedics
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
bilateral perihilar distribution ... called a Batwing distribution ... reverse Batwing distribution ... #Diagnosis #Radiology ... #CXR #Batwing #Differential
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
in number, the distribution ... periplymphatic distribution ... likely a random distribution ... #Diagnosis #Radiology ... MultipleNodules #Nodules #Differential