12 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Arthritis 69% - Malar ... - Hemolytic anemia ... Auto-Antibodies: - ANA ... and Lupus Mimickers ... #differential #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... usually IgG) (e.g. lupus ... • Infections: Malaria ... disease, Copper and ... #hematology #anemia
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Bleeding and Bruising ... - Differential Diagnosis ... lupus anticoagulant ... of factor VII should ... #Hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
& NPSLE rare, Malar ... Manifestations: Malar ... #sle #comparison ... #table #rheumatology ... #diagnosis #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
manifestations: from easy bruising ... purpura to mucosal bleeding ... with leukopenia, anemia ... Activation #Syndrome #Diagnosis ... #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
mass • Rapidly rising ... PLT: Petechiae, bruising ... - infiltrates (anemia ... #Leukemia #Hematology ... #Oncology #Diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Non-autoimmune rheumatologic ... Photosensitivity • Malar ... lymphopenia, low PLT • Anemia ... #Rheumatology
CHA2DS2VASc vs HAS-BLED scores for stroke risk and bleed risk on anticoagulation

C	Congestive Heart Failure	1

H	Hypertension	1

A2	Age >75	2

D	Diabetes Mellitus	1

S2	Stroke,
for stroke risk and ... S Stroke 1 B Bleeding ... history/anemia ... CHADS2VASc #HASBLED #Comparison ... Anticoagulation #AFib #Diagnosis
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... presentation of systemic lupus ... trapezius ridges or shoulders ... #Presentation #comparison ... #Table #Diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Easy or unusual bruising ... or bleeding, which ... are caused by bleeding ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology