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Related Concept Videos

Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

Radiological Investigation II: MRI and Ventilation Perfusion Scan

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Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
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Radiological Investigation III: Pulmonary Angiogram and PET Scan01:13

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Radiological investigations are paramount in the diagnosis and management of various pulmonary diseases. Two essential investigations are the Pulmonary Angiogram and the Positron Emission Tomography (PET) Scan.
Pulmonary Angiogram
A Pulmonary Angiogram is an invasive procedure involving injecting a contrast medium through a catheter threaded into the pulmonary artery or the right side of the heart to visualize the pulmonary vasculature. Computed Tomography (CT) scans have mainly replaced this...
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Respiratory System Abnormal Finding II: Palpation and Auscultation01:31

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In assessing respiratory abnormalities, palpation and auscultation are critical tools for detecting and interpreting various pathophysiological changes. These techniques provide insight into underlying disorders by evaluating tactile sensations and sounds produced by the respiratory system.
Palpation Findings
During a respiratory assessment, palpation can reveal several vital abnormalities:
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Respiratory System Abnormal Finding I: Inspection and Percussion01:30

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Respiratory system abnormalities are a significant concern in healthcare due to their potential to indicate underlying severe conditions like Chronic Obstructive Pulmonary Disease (COPD), asthma, and pneumonia. These abnormalities can often be detected through physical examination methods like inspection and percussion.
Inspection Findings
During an inspection, several findings may suggest the presence of respiratory distress or disease. Pursed-lip breathing, where exhalation is slowed by...
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Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

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Type I Respiratory Failure, or hypoxemic respiratory failure, occurs when the partial pressure of oxygen (PaO2) in arterial blood falls below 60 mmHg while breathing room air without a corresponding increase in arterial carbon dioxide levels (PaCO2). This condition highlights a significant impairment in the lungs' capacity to oxygenate the blood.
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
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Related Experiment Video

Updated: Jun 27, 2025

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
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Interstitial Lung Abnormalities.

Mary Beth Beasley1

  • 1Department of Pathology, Icahn School of Medicine at Mount Sinai, One Gustave Levy Place, Annenberg 15-76, New York, NY 10029, USA.

Surgical Pathology Clinics
|May 1, 2024
PubMed
Summary
This summary is machine-generated.

Interstitial lung abnormalities (ILA) are incidentally found on CT scans. Some cases may progress to interstitial lung disease (ILD), increasing risks for ARDS and cancer treatment complications.

Keywords:
Idiopathic pulmonary fibrosisInterstitial lung diseaseLung cancerSmoking-related interstitial fibrosisUsual interstitial pneumoniainterstitial lung abnormalities

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Area of Science:

  • Radiology and Pulmonary Medicine

Background:

  • Interstitial lung abnormalities (ILA) is a radiographic term with a recently clarified definition and three subtypes.
  • ILA is identified incidentally on computed tomography (CT) scans in patients not suspected of interstitial lung disease (ILD).

Purpose of the Study:

  • To summarize the current understanding of Interstitial Lung Abnormalities (ILA).
  • To highlight the clinical significance and management challenges associated with ILA.

Main Methods:

  • Review of recent literature and definition clarifications for ILA.
  • Analysis of associations between ILA and clinical outcomes.

Main Results:

  • A subset of ILA can progress to clinically significant ILD.
  • ILA is linked to increased incidence of sepsis-related acute respiratory distress syndrome (ARDS).
  • ILA is associated with higher rates of treatment-related complications in lung cancer patients.

Conclusions:

  • Limited histological data exists for ILA.
  • Significant knowledge gaps remain regarding optimal patient management for ILA.