14 results
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... exposure to a likely allergen ... exposure to known allergen ... -> Circulatory collapse ... seizures) - Cardiac
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

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

 - Oral mucosa:
Manifestations of Anaphylaxis ... cyanosis, respiratory collapse ... leads, cyanosis, cardiac ... Gastrointestinal - Nausea ... play #Diagnosis #Allergy
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... • Unexpected cardiac ... arrest trolley, anaphylaxis ... trigger agents (allergy ... Anesthesiology #Anesthesia #Intraoperative
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Foreign body Allergic ... /Immune: • Anaphylaxis ... Hemangiomas • Vocal ... • Vocal cord ... differential #diagnosis #causes
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
manifestations of anaphylaxis ... , hypotension, cardiac ... arrest GI (>40%): Nausea ... incontinence #anaphylaxis ... diagnosis #criteria #allergy
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
inspiratory): Anaphylaxis ... , Vocal cord pathology ... Churg-Strauss syndrome, Allergic ... Differential #Diagnosis #Causes
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
Local Anaesthetic ... Guidelines for Crises ... Cardiovascular collapse ... problem. ❸ Call for cardiac ... Anesthesiology #Anesthesia #Intraoperative
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
consider: o Cardiac ... ischaemia → 3-12 o Anaphylaxis ... → 3-1 o Cardiac ... tamponade → 3-9 o Local ... Anesthesiology #Anesthesia #Intraoperative
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... hours - Examples: Anaphylaxis ... chain causing local ... reactions #types #allergy
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... • Call for cardiac ... • Infiltrate local ... anaesthesia #Cardiac ... Anesthesiology #Anesthesia #Intraoperative