18 results
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... • Thrombus (e.g ... Myeloproliferative disorders (eg ... Inflammatory • Systemic Lupus ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... . lupus, CLL, lymphoma ... (usually IgM) (e.g ... deficiencies (e.g ... differential #diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Non-lmmune: • HELLP Syndrome ... Foreign Surface (e.g ... #Hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic Lupus ... Demyelinating Syndrome ... autoantibodies that will cause ... Lumbar Puncture, EEG ... CNS #neurology #rheumatology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Infected thrombosis, (e.g ... Lemierre's syndrome ... Malignancy: - Hematologic ... Inflammatory Diseases (e.g ... . autoimmune): Lupus
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
suspected) • In case ... • Special cases ... (e.g. renal failure ... Measurement #SLE #rheumatology ... pharmacology #levels #lupus
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... inflammatory disorders (e.g ... Myelodysplastic syndrome ... Differential #Diagnosis #Causes ... #hematology #secondary
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... - Vasculitis, e.g ... - Vasculitis, e.g ... diseases #diagnosis #table ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Non-autoimmune rheumatologic ... • Malignancy (e.g ... . hematologic) ... Endocrine disorders (e.g ... Erythematosus #Diagnosis #Rheumatology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... Diagnosis #Algorithm #Causes ... #Hematology