16 results
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
can be found in table ... common and are ... usually caused by ... #Diagnosis #Cardiology ... AorticStenosis #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Allergen-specific lgE causes ... cell antigens, leading ... #allergy #table ... #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
cellular antigen, leading ... Antigen-antibody complexes are ... #Classification ... Pathophysiology #Allergy #Diagnosis ... #Reactions #Table
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
immune system, leading ... • They can cause ... Cryoglobulins Cause ... Cryoglobulins: - Composed ... #types #classification
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
Shock Classification ... PRE-SHOCK - Compensated ... • Most common type ... #Types #diagnosis ... warm #wet #dry #table
Post-Transplantation Lymphoproliferative Disorders (PTLD)
Definition: Lymphoid and/or plasmacytic proliferations that occur as a result of immunosuppression in
transplants, as compared ... and classification ... to 50% of PTLD cases ... transplantation are ... Disorders #oncology #diagnosis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Clinical Trial: compares ... Proves cause-effect ... measurements Type ... when it’s true Type ... #calculations #diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
form of delayed-type ... to have a "wood-grain ... • Causes are multiple ... Erythemas #comparison #table ... #differential #diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
group of disorders caused ... formed or don’t work ... properly, leading ... Workup: • Complete ... Myelodysplastic #Syndromes #diagnosis
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
and specific for detection ... common causes of ... cryoglobulinemias (types ... glomerular #testing #workup ... #diagnosis #glomerulonephritis