216 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... in number, the distribution ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... and cardiogenic pulmonary ... Peripheral distribution ... Diagnosis #Radiology #Pulmonary ... #HRCT #ChestCT
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #HRCT #ChestCT ... Differential #Table #Distribution
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
Diagnostic algorithm ... for idiopathic pulmonary ... HRCT = high-resolution ... IPF = idiopathic pulmonary ... #IPF #UIP #Algorithm
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... nodules shown on HRCT ... Random distribution ... Diagnosis #Radiology #Pulmonary ... #HRCT #NodularPattern
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Algorithm for Diagnosis of the Vesiculobullous Rash

Febrile, Diffuse Distribution:
 - Varicella,  Smallpox,  Disseminated, Gonococcal,
Algorithm for Diagnosis ... Febrile, Diffuse Distribution ... Febrile Localised Distribution ... Afebrile Diffuse Distribution ... Vesicular #Rash #Algorithm
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
perilymphatic distribution ... Clinical #Radiology #HRCT
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Central Distribution ... migrans) Central Distribution ... ) Peripheral Distribution ... Peripheral Distribution ... Papules #Rash #Algorithm
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis Algorithm ... Hb > 16.5 g/dL/HCT ... : Hb > 16 g/dL/HCT ... Hypoxia-driven: Cardiac/pulmonary ... Differential #Diagnosis #Algorithm