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Related Concept Videos

Respiratory System Abnormal Finding II: Palpation and Auscultation01:31

Respiratory System Abnormal Finding II: Palpation and Auscultation

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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:
540
Introduction to the Sign Test01:10

Introduction to the Sign Test

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The sign test is an important tool in nonparametric statistics, offering a straightforward yet effective method for analyzing matched pairs, nominal data, or hypotheses concerning the median of a population. It transforms data points into positive or negative signs, avoiding the need for assumptions about data distribution and instead focusing on the direction of change. It is particularly valuable when data does not conform to the normal distribution requirements of many parametric tests. For...
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Assessment of the Mouth01:26

Assessment of the Mouth

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A thorough mouth assessment, including inspection and palpation of the lips, gums, tongue, tonsils, uvula, and pharynx, is crucial in detecting potential health issues. Diseases ranging from oral cancer to systemic conditions like diabetes could be identified early through careful oral examination. This article provides a detailed guide on conducting a comprehensive mouth assessment.
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
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Respiratory System Abnormal Finding I: Inspection and Percussion01:30

Respiratory System Abnormal Finding I: Inspection and Percussion

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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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Physical Assessment of the Respiratory Tract IV: Auscultation01:28

Physical Assessment of the Respiratory Tract IV: Auscultation

469
Auscultation is a crucial component of the physical assessment of the respiratory tract. It offers valuable insights into airflow through the bronchial tree and potential lung obstructions. This process involves careful listening to breath, voice, and adventitious sounds, which can reveal a wealth of information about a patient's respiratory health.
Breath Sounds
Breath sounds are categorized into vesicular, bronchovesicular, and bronchial.
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Sign Convention01:30

Sign Convention

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When analyzing a beam subjected to various loads, it is crucial to understand the internal forces and moments generated within the structure. These internal forces can be broadly classified into normal forces, shear forces, and bending moments. To determine these forces and moments, we use the method of sections and apply a specific sign convention based on their direction and the side of the section being analyzed.
The normal force acts perpendicular to the beam's cross-section and can...
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Related Experiment Video

Updated: Jul 21, 2025

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
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Luftsichel sign.

Susana Ying-Mi Mu1, Jie Shen Fok2,3,4

  • 1Northern Health, Epping, VIC, Australia.

The Journal of the Royal College of Physicians of Edinburgh
|July 26, 2023
PubMed
Summary
This summary is machine-generated.

A patient presenting with breathlessness and cough showed lobar collapse on chest radiography, identified by the

Keywords:
Luftsichel signair crescentchest radiographyleft upper lobe collapselobar collapse

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Area of Science:

  • Pulmonology
  • Radiology
  • Infectious Diseases

Background:

  • A case study involving a patient admitted to a COVID ward presenting with symptoms of breathlessness and cough.
  • The diagnostic process focused on interpreting chest radiography findings.

Observation:

  • Chest X-ray revealed findings indicative of lobar collapse.
  • The characteristic 'Luftsichel sign' was observed in the radiographic images.

Findings:

  • The 'Luftsichel sign' is a radiological finding associated with lobar collapse.
  • This sign, though described in literature, necessitates prompt recognition.

Implications:

  • Recognition of the 'Luftsichel sign' is crucial for diagnosing lobar collapse.
  • Prompt investigation following the identification of this sign can lead to timely and effective patient management.