44 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... and cardiogenic pulmonary ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table ... #Distribution #
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
perilymphatic distribution ... cysts, evenly distribution ... emphysema: no walls, central ... Clinical #Diagnosis #Radiology ... Differential #Comparison #Table
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Differential Diagnosis of Central ... heart defect - Pulmonary ... diseases - Pulmonary ... #Cardiology #Causes ... #Table #Comparison
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
bilateral perihilar distribution ... periphery of the lung ... most typical of pulmonary ... seen in chronic lung ... #Diagnosis #Radiology
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
in number, the distribution ... nodules along the central ... periplymphatic distribution ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the upper lung ... supplying the lung ... The pulmonary vascular ... of pulmonary blood ... #Clinical #Radiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... • Hypoxia • Pulmonary ... condition • Rate control ... Tachycardia #MAT #Cardiology
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... Random distribution ... structures of the lung ... #Diagnosis #Radiology ... #Pulmonary #HRCT
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... perilymphatic distribution ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Comparison #Table