34 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • B12 ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Dermatomyositis Erythema chronicum ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis ... differential #diagnosis #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Cryoglobulinemia Summary ... • They can cause ... Cryoglobulins Cause ... Hyperviscosity Syndrome ... classification #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... Kawasaki, Nephrotic syndrome ... • Infections: Chronic
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
• Anemia of chronic ... Megaloblastic: Vitamin B12 ... Myelodysplastic syndrome ... differential #diagnosis #causes ... #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... and Management Summary ... old, ~10,000 new cases ... only curative treatment ... #hematology #oncology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... Asthma Tugs (vasculitis ... Hypereosinophilic Syndrome ... - Chronic Eosinophilic ... #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract, and often causes ... : • Behçet Syndrome ... • Cogan Syndrome ... differential #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
and Management Summary ... Positive in 60-80% of cases ... life-threatening • Treatment ... • Evolution: Chronic ... #rheumatology
Kawasaki Disease (KD) - Diagnosis and Management Summary

Kawasaki Disease (KD) is the most common vasculitis of
and Management Summary ... the most common vasculitis ... , Cough • +/-Nausea ... #rheumatology # ... diagnossi #management #treatment