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Assessment of Respiration

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The respiratory system's basic structures and primary functions lay the foundation for nurses' comprehensive respiratory assessments. This assessment includes subjective and objective data to gauge the patient's respiratory health.
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Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
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Assessment of Pulmonary Capillary Blood Volume, Membrane Diffusing Capacity, and Intrapulmonary Arteriovenous Anastomoses During Exercise

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Published on: February 20, 2017

Pulmonary dysanapsis and diving assessments.

Lin Min Ong¹, Michael H Bennett, Paul S Thomas

¹Prince of Wales Clinical School, Faculty of Medicine, University of New South Wales, NSW 2031, Australia.

Undersea & Hyperbaric Medicine : Journal of the Undersea and Hyperbaric Medical Society, Inc

|February 2, 2010

Summary

Pulmonary dysanapsis, a condition with normal forced expiratory volume in one second (FEV1) but large lung capacity, can mimic airway obstruction. This may impact fitness-to-dive assessments, though it doesn't increase barotrauma risk.

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Area of Science:

Pulmonary physiology
Diving medicine
Respiratory diagnostics

Background:

Airway obstruction is a contraindication for diving.
Lung function tests, including FEV1/FVC ratio, assess dive fitness.
Pulmonary dysanapsis presents with normal FEV1 and disproportionately large lung capacity.

Observation:

Three cases of pulmonary dysanapsis undergoing fitness-to-dive assessments are presented.
Patients exhibited decreased FEV1/FVC ratios, suggestive of obstruction.
One patient showed bronchodilator response, but negative hypertonic saline challenge.

Findings:

Pulmonary dysanapsis can be misdiagnosed as obstructive airway disease.
This condition may lead to individuals being incorrectly deemed unfit to dive.
No evidence links pulmonary dysanapsis to diving-related pulmonary barotrauma.

Implications:

Accurate diagnosis of pulmonary dysanapsis is crucial for dive medical assessments.
Further research may clarify the association between pulmonary dysanapsis and airway hyperresponsiveness.
This condition highlights the importance of comprehensive lung function analysis in dive candidate screening.