41 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Disorientation, vertigo Diagnostic ... test, TempTest ... #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Manifestations of IgG4-related disease by organ system.
 The most common primary disease features are indicated in
of IgG4-related disease ... common primary disease ... are indicated in bold ... Organs #Systems #Diagnosis ... #Hematology #Signs
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
, C3d ( +/- ) Cold ... agglutinin disease ... #antiglobulin #test ... Autoimmune #Hemolysis #hematology ... #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Hemoglobinuria (PCH ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology ... #diagnosis
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... Autoimmune: Warm AIHA, Cold ... Drug-associated, PCH ... Laboratory Tests ... #hematology
Cutaneous and Systemic Findings in Dermatomyositis
Cutaneous Findings:
 - Heliotrope sign and edema
 - Nail-fold changes
 -
edema - Nail-fold ... Interstitial lung disease ... tract - Cardiac disease ... Dermatomyositis #Diagnosis ... #Rheumatology
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... hypertension; PCH ... liver function test ... #Diagnosis #Peds ... #Hypertension #Workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... practices that could ... #Causes #Workup ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Agglutination - Cold ... #Differential #Diagnosis ... #Algorithm #workup ... #hematology #testing
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
clinical symptoms/signs ... Areas of diagnostic ... alcohol-related liver disease ... non-alcoholic fatty liver disease ... Abnormal #Algorithm #Hepatology