9 results
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
Diagnostic algorithm ... HRCT = high-resolution ... computerised tomography; ILD ... = interstitial ... #IPF #UIP #Algorithm
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... Random refers to ... peribronchovascular interstitium ... Radiology #Pulmonary #HRCT ... Perilymphatic #Comparison
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... perilymphatic, random ... bronchovascular interstitium ... Radiology #Pulmonary #HRCT
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... Miliary TB: random ... Clinical #Radiology #HRCT ... Nodular #Pattern #Comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... increases (II, Ill ... intervals vary at random ... variants #clinical #comparison
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
hypersensitivity pneumonitis; HRCT ... tomography; UIP = usual interstitial ... pulmonary #diagnosis #algorithm ... #HP #ILD
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Differential Diagnosis Algorithm ... Coronary Syndrome* Arrhythmia ... Neoplasm Pulmonary Interstitium ... • ILD • CHF ... Differential #Diagnosis #Algorithm
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... increases (II, Ill ... intervals vary at random ... variants #clinical #comparison
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... perilymphatic or random ... Radiology #Pulmonary #HRCT ... Interpretation #Algorithm ... #ILD #RadiologyAssistant