13 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... antibodies bind to mast ... sclerosis #Hypersensitivity ... #Types #Classification ... Diagnosis #Reactions #Table
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... types of hypersensitivity ... Allergen-specific lgE causes ... mast-cell degranulation ... #classification
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... Carotid sinus hypersensitivity ... Mechanical • Aortic ... Differential #Diagnosis #Classification ... #Table #Causes
Type A Dissection Flap on Transthoracic Echocardiogram

Case of the week: Outpt TTE, 3month f/u EF monitor
Type A Dissection ... Echocardiogram Case ... long, looking at ... aortic valve. ... Echocardiogram #POCUS
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
precipitate in vitro at ... • They can cause ... Cryoglobulins Cause ... vasculitis • Hypersensitivity ... #classification
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
Aortic Stenosis ... can be found in table ... and are usually caused ... maximum velocity (V max ... AorticStenosis #Classification
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... / hypoxemia -> focus ... ischemia, surgery may ... #typea #typeb # ... classification
Approach to Possible Hypertensive Emergency

criteria required to diagnose hypertensive emergency
(1) Severe hypertension
 - Usually a MAP
of at least >135 ... mm is needed to cause ... Myocardial ischemia (type-II ... presence of increased optic ... Emergency #Diagnosis #Algorithm
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
Hypersensitivity ... allergens and activate mast ... cell surfaces causes ... #Hypersensitivity ... #Classification
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
medulla, and the cortico-spinal ... both increased hypersensitivity ... neurotransmitter cause ... This lesion causes ... This type of lesion