29 results
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
Microangiopathy - TMAs ... MAHAs are due to TMAs ... triad of MAHA + thrombocytopenia ... catastrophic APS, SRC, SLE ... #hematology #diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... Heart Valve) #Thrombocytopenia ... 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 ... Demyelinating syndromes ... Leucopenia/lymphopenia, Thrombocytopenia ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... (MAS) Classified ... erythematosus [SLE ... leukopenia, anemia, and thrombocytopenia ... #Rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Autoimmune: SLE ... antiphospholipid syndrome ... Medicine @SCVMCMed #Thrombocytopenia ... Diagnosis #Framework #hematology
Systemic Lupus Erythematosus: Gastrointestinal Manifestations
 - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
- Budd Chiari Syndrome ... Erythematosus #SLE ... Complications #pathophysiology ... #signs #symptoms
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Splenomegaly - CTD (SLE ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Associated - SLE ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... pylori test (GI symptoms ... test, ANA (e.g., SLE ... patients with thrombocytopenia ... Causes #Workup #hematology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Neurological 12% - Thrombocytopenia ... involvement 3% SLE-Related ... Lupusreference #SLE ... autoantibodies #signs #symptoms ... #differential #rheumatology
Primary Sjogren’s Syndrome: Pathogenesis and Clinical Findings
• Primary Sjögren's is a solitary process whereas secondary Sjögren's
Primary Sjogren’s Syndrome ... erythematosus (SLE ... ) Signs / Symptoms ... #Pathophysiology ... Diagnosis #Signs #Symptoms