206 results
Headache Differential - Primary vs Secondary
A vast number of diseases can cause a headache. We divide
vast number of diseases ... can cause a headache ... headache is the disorder ... headaches are caused ... Primary #Secondary #Table
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Bone marrow disease ... Kasabach-Merritt syndrome ... Von Willebrand disease ... Gardner-Diamond syndrome ... #rheumatology #
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... structural heart disease ... Congenital heart disease ... Drugs, Electrolyte disorders ... differential #diagnosis #causes
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
von Willebrand Syndrome ... Diagnosis and Management ... thrombocythemia), Autoimmune disease ... vonWillebrand #Syndrome ... #treatment #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Sequestration Disordered ... Connective Tissue Disorders ... Diagnosis #Algorithm #Causes ... #Hematology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
and less common diseases ... Inflammatory causes ... Vogt-Koyanagi-Harada (VKH) disease ... polychondritis • Behcet disease ... optica spectrum disorder
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... ) • Rheumatic Diseases ... : IgG4-Related Disease ... Cancer, Histiocytic disorders ... Differential #Diagnosis #rheumatology
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... hyperparathyroidism Genetic disorders ... Granulomatous disease ... - Williams syndrome ... Hypercalcemia #Causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... PT, aPTT(liver disease ... bypass), LFT (liver disease ... primary hematologic disorder ... #Workup #hematology
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Hypereosinophilic Syndrome ... Hypereosinophilic Syndrome ... underlying hematologic disorders ... #HES #Hematology ... eosinophils #diagnosis #management