62 results
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Study • Clotting tests ... • Clotting tests ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Disorientation, vertigo Diagnostic ... tests - Ice cube ... test, TempTest ... Cold #Urticaria #diagnosis ... #rheumatology #
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
hyperextension test ... (Stork test) ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
and Associated Diseases ... Microscopy #Pathology #Hematology ... #Diagnosis #Dyspmorphic ... GrepMed Recommended Text ... Pathologic Basis of Disease
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
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
elbow flexion test ... CubitalTunnel #Syndrome #Diagnosis ... #pathophysiology ... signs #symptoms #msk
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... with more severe disease ... Used to monitor disease ... #SLE #Summary #diagnosis ... #rheumatology #
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
Cold agglutinin disease ... #antiglobulin #test ... Autoimmune #Hemolysis #hematology ... #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
artery aneurysms Diagnosis ... Positive pathergy test ... is a skin prick test ... ) Differential Diagnosis ... signs #symptoms #rheumatology
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
inhibitor • Liver disease ... • Underfilled test ... Thromboplastin #laboratory #hematology ... #diagnosis