137 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... pylori test (GI symptoms ... (CVID, WAS), (neurologic ... #Differential # ... #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #Diagnosis #hematology ... #rheumatology #
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Neutrophils - Differential ... • Metabolic disorders ... Myeloproliferative Disorder ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... • Rheumatic disorders ... Thrombocytosis #Differential ... #Hematology
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Daytime Sleepiness - Differential ... Restless Legs Syndrome ... Hypoventilation Syndrome ... • Neurologic
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... Chronic inflammatory disorders ... Myelodysplastic syndrome ... #hematology #secondary
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Sequestration Disordered ... Connective Tissue Disorders ... #Hematology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
conjunction with symptoms ... Inflammatory causes ... optica spectrum disorder ... #neurology #inflammatory ... #differential #
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... workup for specific symptoms ... for secondary causes ... #Algorithm #Differential ... #diagnosis #hematology
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... #PPT #PT #INR #Differential ... Diagnosis #Algorithm #Causes ... #Hematology #coagulation ... #disorders