Acute Respiratory Failure - Answer * 2 main types= hypoxemia and hypercapnia
* may result from direct injury
* may be triggered by an injury or dysfunction to one or more body systems or organs
* may occur post-operatively secondary to anesthesia or narcotics
* in either case the main dysfunction is an impairment in diffusion which result in low
, oxygen levels or retained CO2
* most pulmonary diseases can cause respiratory failure as can brain or spinal cord
injuries
Hypoxemia respiratory failure- Answer * PaO2 less than or equal to 50mmHg
* from inadequate diffusion of oxygen from the alveoli to the capillaries
* disorder examples= pulmonary edema, pulmonary embolus, and pneumonia
Hypercapnic respiratory failure - Answer * PaCO2 greater than or equal to 50mmHg
* from inadequate alveolar ventilation
* cause= depression of respiratory function from meds, abnormal spinal cord, disorders
of the medulla, disease of neuromuscular junction, chest wall injury, COPD, and
obstruction or large airways.
Pneumothorax - Answer * presence of air or gas in the pleural space
* air may press against the lungs and cause the lung to collapse
* 2 main types = spontaneus and secondary
* clinical manifestations = sudden pleural pain, tachypnea, dyspnea, decreased breath
sounds, and HYPPEROSANCE TO PERCUSSION
Spontaneous pneumothorax - Anwer * P Populate in males 20-40 years of age that are
tall and thin
* may occur in bleb ruptures in ppl with emphysema
* smoking increases the risk
* bleb ruptures may be at rest or exercise and in the apexes
genetic component of family history
Secondary pneumothorax - Answer traumatic induced
tension pneumothorax air trapped unable to escape
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Stetson. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £8.11. You're not tied to anything after your purchase.