11 results
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
and Symptoms Anaphylaxis ... exposure to known allergen ... -> Circulatory collapse ... seizures) - Cardiac ... pathophysiology #immunology #diagnosis
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
- Differential Diagnosis ... Algorithm Cardiovascular ... Infarction* • Cardiac ... Tamponade* • ... Aspiration* • Anaphylaxis
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

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

 - Oral mucosa:
Manifestations of Anaphylaxis ... leads, cyanosis, cardiac ... cessation of play #Diagnosis ... #Allergy #Signs ... #Symptoms #Anaphylaxis
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Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
- Differential Diagnosis ... Algorithm Warm ... Sepsis • Anaphylaxis ... Pneumothorax • Cardiac ... Tamponade - Hypovolemic
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
manifestations of anaphylaxis ... , hypotension, cardiac ... #signs #symptoms ... #diagnosis #criteria ... #allergy
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Shock Differential Diagnosis ... Algorithm Hypovolemic ... Medication • Anaphylaxis ... Obstructive: • Cardiac ... tamponade • Tension
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
- Differential Diagnosis ... Algorithm Cardiac ... Valvular disease • Tamponade ... Bronchiectasis • Anaphylaxis ... #Algorithm #Causes
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
- Differential Diagnosis ... Algorithm Unequal ... pressure >10mmHg: • Cardiac ... tamponade • AECOPD ... followed by rapid collapse
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
- Differential Diagnosis ... Distributive: Sepsis, Anaphylaxis ... Pneumothorax, Cardiac ... Tamponade, Severe ... #criticalcare #algorithm
Anaphylaxis Diagnostic Criteria
Anaphylaxis is highly likely when any one of the following 2 criteria are fulfilled:
1.
Anaphylaxis Diagnostic ... or associated symptoms ... eg, hypotonia [collapse ... #Anaphylaxis #diagnosis ... #Criteria #allergy