50 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
tests - Ice cube ... test, TempTest ... #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Anemia of Chronic Disease ... - Laboratory Testing ... non-invasive test ... marrow iron stain-"gold ... #Comparison #Table
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... , considered gold ... #Testing #Laboratory ... #Tests #Diagnosis ... #Workup #Table
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome ... Positive Coombs testing ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
, C3d ( +/- ) Cold ... agglutinin disease ... ) Paroxysmal cold ... #antiglobulin #test ... #diagnosis
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... • Cushing’s syndrome ... #Differential #Diagnosis ... Screening #Workup #table
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... (to support a diagnosis ... laboratory #workup #diagnosis ... #testing #Rheumatology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Weakness • Spinal Cord ... Demyelinating Disease ... Guillain-Barre syndrome ... poisoning, Scorpion sting ... #differential #diagnosis
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... cardiopulmonary exercise testing ... bronchopulmonary dysplasia; CLD ... liver function test ... #Diagnosis #Peds
Who to test for BRCA 1/2?
Female Breast Cancer:
 • ≤ 45-50 years at diagnosis
 • Triple
Who to test for ... 45-50 years at diagnosis ... cancers in this table ... factors in this table ... criteria for testing