16 results
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood Smear Analysis ... (e.g. ... cells: Sickle cell disease ... #Blood #Smear #Analysis ... #hematology #microscopy
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
- Vasculitis, e.g ... - Vasculitis, e.g ... Microscopic polyangiitis ... #diagnosis #table ... #rheumatology #
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... iron deficiency anemia ... Autoimmune hemolytic anemia ... differential #diagnosis #hematology ... #microscopy #atlas
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Membrane defects (e.g ... differential #diagnosis #hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
secondary to Systemic Diseases ... Iron deficiency anemia ... halt nail growth (e.g ... • Nephrotic syndrome ... Systemic #Secondary #dermatology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Increased Requirement (e.g ... • Pancreatic Disease ... Myelodysplastic Syndromes ... • Liver Disease ... Algorithm #Causes #Hematology
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
Urine Microscopy ... in tumor lysis syndrome ... specific systemic disease ... urease-producing organisms (e.g ... Crystals #comparison #table
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Anemia • ... Obstructive Pulmonary Disease ... • Drug Abuse (e.g ... Chronic Fatigue Syndrome
Causes of Acute Pericarditis:

Infectious;

Viral: 
Adenovirus 
Coxsackie virus A and B 
Echovirus 
Epstein-Barr virus 
Hepatitis 
Human immunodeficiency
Tuberculosis Whipple disease ... Cardiac injury (e.g ... Pericardial perforation (e.g ... pericarditis) Uremia ... Collagen vascular disease
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
(eg, systemic juvenile ... • Infection (eg ... with leukopenia, anemia ... Diagnosis #Management #Hematology ... #Rheumatology