26 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... Shift Work) Sleep ... (Eg. ... • Medications (Eg ... • Drug Abuse (Eg
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
von Willebrand Syndrome ... - Diagnosis and ... (e.g. lymphoma, ... (e.g. polycythemia ... #treatment #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... lymphoproliferative disorders ... deficiencies (e.g ... Membrane defects (e.g
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... Unstable hemoglobin disorders ... #differential #diagnosis ... #atlas #nomenclature
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • Infection (e.g ... Brain lesions (e.g ... • Psychiatric disorders ... #diagnosis #neurology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... evaluation or workup ... 1,500 cells/µL Workup ... signs or symptoms (eg ... #Differential #diagnosis
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential Diagnosis ... Chronic inflammatory disorders ... (e.g. autoimmune ... Myelodysplastic syndrome ... #Causes #hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... Headache, Movement disorders ... , Seizure disorders ... Lumbar Puncture, EEG ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... function test, ANA (e.g ... #Causes #Workup ... #hematology
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
WOBBLER for ECG ... characteristic morphology ... cardiomyopathy, a rare disorder ... Mnemonic #Syncope #EKG ... #ECG #Diagnosis