36 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... #Algorithm #Causes ... #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Antiphospholipid-antibody syndrome ... #differential #diagnosis ... #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Splenomegaly - CTD (SLE ... Kasabach-Merritt syndrome ... Associated - SLE ... #hematology #rheumatology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential Diagnosis ... Myelodysplastic syndrome ... MF) • Chronic myeloid ... #Causes #hematology
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
can present with rash ... including heliotrope rash ... anti-synthetase syndrome ... Can also see mechanics ... #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... Manifestations: Malar rash ... Positive in 60-80% of cases ... Erythematosus #Diagnosis ... Management #Summary #rheumatology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Algorithm Decreased ... RA, SLE, PRV, Chronic ... #Algorithm #Causes ... #Hematology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Systemic Lupus (SLE ... Photosensitivity, Butterfly rash ... Demyelinating syndromes ... signs #symptoms #diagnosis ... #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential Diagnosis ... - Autoimmune: SLE ... antiphospholipid syndrome ... #Framework #hematology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... many differential diagnoses ... 6) An annular rash ... #sle #clues #system ... erythematosus #rheumatology