10 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... in ground glass pattern ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
Plexiform-lesion formation Clinical ... Exercise intolerance, dyspnea ... mosaic parenchymal pattern ... recurrent VTE • RCT ... hemodynamic variables, dyspnea
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... A HRCT is needed ... to confirm the diagnosis ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... bronchiectasis) #Diagnosis ... #Radiology #Pulmonary ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... History: cough, dyspnea ... consolidation and GG pattern ... , cavities • HRCT ... #ILD #diagnosis
Alveolar proteinosis is a rare disease characterized by filling of the alveolar spaces with PAS positive
The diagnosis is ... the suggestive HRCT ... pattern (crazy ... fever, and mild dyspnea ... #Clinical #Radiology
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
RB-ILD with subtle HRCT-findings ... The dominant pattern ... broad differential diagnosis ... and additional clinical ... RespiratoryBronchiolitis #ILD #RadiologyAssistant
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
with a benign pattern ... mm depends on clinical ... definitive tissue diagnosis ... Society #Followup #Pulmonary ... #Nodules #RadiologyAssistant
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
This patient’s clinical ... exam findings and clinical ... chest radiograph pattern ... does a better job ... His dyspnea continued