14 results
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... allergic reaction or asthma ... Disorders: • Chronic ... ’s Disease • Asthma ... Diagnosis #causes #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm Peripheral ... → Refer to hematology ... • Infections: Chronic ... Diagnosis #Algorithm #hematology
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
pathologically or clinically ... ) and asthma/eosinophils ... (GPA) • Both asthma ... ANCA #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Eosinophilia - Differential ... Dermatitis - Asthma ... Mastocytosis - Acute ... Hypereosinophilic Syndrome - Chronic ... Diagnosis #Causes #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
FOR TESTING: • Peripheral ... common causes are asthma ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
released in the peripheral ... • Anemia of chronic ... Index > 3: • Acute ... Production #Index #hematology ... #anemia #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Distribution - peripheral ... - Autoimmune Rheumatologic ... #Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
rheumatic fever • Chronic ... syphilis, alcohol - peripheral ... hepatitis, herpes • Chronic ... Joint #Pain #MSK #rheumatology ... approach #workup #differential
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Orange or Hep C Clinical ... cytometry • Peripheral ... ’s lymphoma or acute ... workup #oncology #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Eosinophilia, asthma ... , chronic rhinosinusitis ... glomeruli, and peripheral ... #diagnosis #rheumatology