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Angioedema
Manage episode 348579995 series 1358194
In this episode, Sam Ashoo, MD, interviews Prayag Mehta, MD, and Nikola Milanko, MD, two of the authors of the October 2022 Emergency Medicine Practice article on Angioedema in the Emergency Department
Pathophysiology: Non-pitting edema of respiratory or GI tract
- Histamine meditated, bradykinin mediated, or idiopathic
- Acquired, inherited, or idiopathic
- Do they present differently? (Urticaria, speed of onset)
Histamine Mediated
- Most common form: 40%-70%
- Can be triggered by NSAIDs
- Can be induced by physical mechanism like cold, vibration
- Is rash a reliable method of distinguishing the types?
Bradykinin Mediated
- May progress slowly
- Can be inherited or acquired
- Common triggers include ACE inhibitors and TPA
Table 1 Differential Diagnosis
Prehospital Care
- Protect airway
- Epi, steroids, antihistamines
- Avoid CPAP
ED History
- Figure 2: Distinguishing characteristics of histamine vs bradykinin mediated
ED Exam
- Importance of repetitive exams
- Airway examination
- Laryngoscopy?
Diagnostics
- Figure 6: Flow diagram of ED workup
- Labs
- Imaging
Treatment
- Airway: Intubation
- Medication
Special Populations
- Pediatric
- Pregnant/lactating patients
Controversies
- TXA
Disposition
140 قسمت
Manage episode 348579995 series 1358194
In this episode, Sam Ashoo, MD, interviews Prayag Mehta, MD, and Nikola Milanko, MD, two of the authors of the October 2022 Emergency Medicine Practice article on Angioedema in the Emergency Department
Pathophysiology: Non-pitting edema of respiratory or GI tract
- Histamine meditated, bradykinin mediated, or idiopathic
- Acquired, inherited, or idiopathic
- Do they present differently? (Urticaria, speed of onset)
Histamine Mediated
- Most common form: 40%-70%
- Can be triggered by NSAIDs
- Can be induced by physical mechanism like cold, vibration
- Is rash a reliable method of distinguishing the types?
Bradykinin Mediated
- May progress slowly
- Can be inherited or acquired
- Common triggers include ACE inhibitors and TPA
Table 1 Differential Diagnosis
Prehospital Care
- Protect airway
- Epi, steroids, antihistamines
- Avoid CPAP
ED History
- Figure 2: Distinguishing characteristics of histamine vs bradykinin mediated
ED Exam
- Importance of repetitive exams
- Airway examination
- Laryngoscopy?
Diagnostics
- Figure 6: Flow diagram of ED workup
- Labs
- Imaging
Treatment
- Airway: Intubation
- Medication
Special Populations
- Pediatric
- Pregnant/lactating patients
Controversies
- TXA
Disposition
140 قسمت
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