28 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
symptoms - Headache, fever ... Disorientation, vertigo Diagnostic ... doi: 10.1111/all ... Cold #Urticaria #diagnosis ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... not required in all ... #Causes #Workup ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... bartonella (oroya fever ... #Differential #Diagnosis ... #Algorithm #workup ... #hematology #testing
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... (to support a diagnosis ... Arthritis #laboratory #workup ... #diagnosis #testing ... #Rheumatology
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
and Workup Summary ... cultures, but test ... missing things" → fewer ... Rule out celiac disease ... Balloon Expulsion Test
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Erythematosus - Diagnosis ... Malar rash 40% - Fever ... auto-immune, Infectious diseases ... sclerosis, Still's disease ... #differential #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Periodic fever ... Liver function tests ... Activation #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
- Pel-Ebstein fever ... Differential Diagnosis ... Lymphomas • Other hematologic ... Malignancies (eg CML, ALL ... #differential #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... Headaches, bone pain, fever ... Lymphadenopathy • HSM • Fevers ... #Leukemia #Hematology ... #Oncology #Diagnosis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... specific laboratory tests ... IgG4 #Related #Disease ... #phenotypes #workup ... #treatment #rheumatology