27 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... in number, the distribution ... periplymphatic distribution ... the nodules are diffuse ... likely a random distribution
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... Peripheral distribution ... Radiology #Pulmonary #HRCT ... #Differential #Table ... #Distribution #
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... Clinical #Radiology #HRCT ... CTChest #Nodular #Pattern ... #Comparison #Table
Algorithm for Diagnosis of the Vesiculobullous Rash

Febrile, Diffuse Distribution:
 - Varicella,  Smallpox,  Disseminated, Gonococcal,
Algorithm for Diagnosis ... Distribution: ... Febrile Localised Distribution ... Distribution ... Afebrile, Localised Distribution
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... perilymphatic distribution ... Clinical #Radiology #HRCT ... CTChest #Nodular #Pattern ... #Comparison #Table
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... nodules shown on HRCT ... Perilymphatic distribution ... Random distribution ... #Distribution #
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Radiology #Pulmonary #HRCT ... #Differential #Table ... #Distribution #
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... the reticular pattern ... Radiology #Pulmonary #HRCT
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
distribution ... basilar predominant distribution ... zone predominant distribution ... Diffuse distribution ... LCDD, SS Cyst pattern
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... of distribution ... more than one pattern ... #Differential #Table