38 results
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... of hip (rare), Arthritis ... ) Blood (75%): Anemia ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
Cell (Temporal) Arteritis ... old; F>M Signs/Symptoms ... - Normocytic Anemia ... palpation - Vasculitic ... #Vasculitis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... HUS • DIC • Vasculitis ... Heart Valve) #Thrombocytopenia ... Algorithm #Causes #Hematology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Rheumatoid Arthritis ... Disease, Rheumatoid Vasculitis ... #Rheumatoid #Arthritis ... RA #diagnosis #rheumatology ... #signs #symptoms
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Schistocytes, thrombocytopenia ... cardiac valve, vasculitis ... Diagnosis #Algorithm #workup ... #hematology #testing
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... pylori test (GI symptoms ... changes), high MCV anemia ... Diagnosis #Causes #Workup ... #hematology
Giant Cell Arteritis (GCA) - Vasculitis Management Algorithm - ACR/VF 2021 Guidelines
 • Visual Symptoms/Loss or
Giant Cell Arteritis ... (GCA) - Vasculitis ... Without Visual Symptoms ... #GCA #Vasculitis ... Guidelines #algorithm #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
inflammation • Thrombocytopenia ... Primary Causes: - Thrombocytopenia ... - Hemolytic anemia ... Differential #Diagnosis #hematology ... #rheumatology #
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
recurrent fevers, vasculitis ... Abnormalities: macrocytic anemia ... , thrombocytopenia ... • giant cell arteritis ... Autoinflammatory #Somatic #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... hemolysis, deficiency anemia ... Inflammatory Conditions: Rheumatologic ... , Vasculitides,