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

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Allergic/Immune: • Anaphylaxis ... • Hereditary ... angioedema Congenital ... malformations • Anaphylaxis ... differential #diagnosis #causes
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... Stridor - Upper ... pathology: • Anaphylaxis ... Foreign body • Angioedema ... Diagnosis #Management #Algorithm
An Algorithm for the Diagnosis of Wheezing and Stridor

Stridor: Louder, constant-pitch sound over central airways
Wheezing: Musical
An Algorithm for ... Inflammatory: Anaphylaxis ... , Angioedema, Epiglottitis ... Asthma, COPD, Anaphylaxis ... differential #diagnosis #algorithm
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Differential Diagnosis Algorithm ... Upper Airway (Stridor ... Aspiration* • Anaphylaxis ... #Causes
When assessing a patient with acute dyspnea during or shortly following a transfusion, it is challenging
TRALI, TACO, and anaphylaxis ... because all may have hypoxia ... Both anaphylaxis ... may present with stridor ... #TRALI #TACO #Comparison
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
manifestations of anaphylaxis ... doom. headache Angioedema ... oropharyngeal edema, stridor ... arrest GI (>40%): Nausea ... incontinence #anaphylaxis
Tranexamic Acid - Indications and Pharmacology
Pharmacokinetics:
 • MOA: Inhibits plasminogen activation to plasmin & inhibits fibrinolysis
swelling in w/ hereditary ... angioedema) • ... : Urine Common Uses ... rapid injection; Nausea ... Hypersensitivity & anaphylaxis
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

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

 - Oral mucosa:
Manifestations of Anaphylaxis ... - Oral mucosa: angioedema ... piloerection, angioedema ... changes in voice; stridor ... Gastrointestinal - Nausea
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... Female predominance Anaphylaxis ... lesions - Wheals/angioedema ... fever, fatigue, Nausea ... #rheumatology #comparison
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
Intraoperative Hypoxia ... should identify any cause ... POTENTIAL CAUSES ... Laryngospasm and stridor ... Bronchospasm → 3-4 o Anaphylaxis