81 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
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
Facial Swelling from Hereditary Angioedema on Physical Examination

19 year old Hereditary Angioedema (HAE) patient from Turkey.
Swelling from Hereditary ... Angioedema on Physical ... 19 year old Hereditary ... Angioedema (HAE ... #Angioedema #clinical
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... Acute allergic angioedema ... urticaria • Hereditary ... angioedema - Rare ... cell-mediated in > 90% of cases
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... and Symptoms Anaphylaxis ... dyspnea, hypoxia • Angioedema ... Urticaria • Angioedema ... #Anaphylaxis
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... deposition disease, hereditary ... angioedema A -
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
manifestations of anaphylaxis ... doom. headache Angioedema ... arrest GI (>40%): Nausea ... incontinence #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 ... Gastrointestinal - Nausea ... Signs #Symptoms #Anaphylaxis
Causes of Angioedema: Differential Diagnosis Framework
Mast-cell mediated:
 • IgE dependent allergic reactions: Food, Drugs, Latex, Stings
Causes of Angioedema ... mediated: • ACEi • Hereditary ... inhibitor deficiency (hereditary ... angioedema) • ... Differential #Diagnosis #Causes
Peripheral Neuropathy - Diagnostic Schema and Differential Diagnosis

Hereditary
Common Causes
Rapid Onset
Subacute/Chronic Onset
 - Multifocal
 - Focal
 -
Differential Diagnosis Hereditary ... Common Causes ... Schema #Algorithm #Causes