22 results
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
abscess • Acute epiglottitis ... Allergic/Immune: • Anaphylaxis ... : • Epiglottitis ... differential #diagnosis #causes ... #pulmonary #airway
An Algorithm for the Diagnosis of Wheezing and Stridor

Stridor: Louder, constant-pitch sound over central airways
Wheezing: Musical
sound over central airways ... Inflammatory: Anaphylaxis ... , Angioedema, Epiglottitis ... Autoimmune: GPA Lower Airway ... Asthma, COPD, Anaphylaxis
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Embolism* Lower Airway ... AECOPD Upper Airway ... (Stridor) • Aspiration ... * • Anaphylaxis
Laryngomalacia on Laryngoscopy

Laryngomalacia is a flaccidity of an area of ​​the throat (supraglottic larynx) that causes
supraglottic larynx) that causes ... sucked into the airway ... breathing called stridor ... collapses the airway ... Sometimes the epiglottic
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
manifestations of anaphylaxis ... syndrome Lungs and airway ... oropharyngeal edema, stridor ... arrest GI (>40%): Nausea ... #signs #symptoms
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Management Algorithm Stridor ... - Upper airway ... pathology: • Anaphylaxis ... Subglottic stenosis • Epiglottitis ... Movement - Lower airway
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
surgery related cause ... POTENTIAL CAUSES ... Laryngospasm and stridor ... Bronchospasm → 3-4 o Anaphylaxis ... #Differential #Anesthesiology
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
Manifestations of Anaphylaxis ... Respiratory - Lower airway ... arrest - Upper airway ... changes in voice; stridor ... Diagnosis #Allergy #Signs
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
collapsed distal airways ... through narrowed airways ... plugging, secretions Stridor ... extra-thoracic airway ... PhysicalExam #diagnosis #signs
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
• Check airway ... potential surgical causes ... team. ❼ Consider causes ... ischaemia → 3-12 o Anaphylaxis ... #Differential #Anesthesiology