11 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... (CVID, WAS), (neurologic ... #Causes #Workup ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... organ-specific signs ... #Differential #diagnosis ... #hematology #eosinophilia
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
FLAGS - In all cases ... splenomegaly, abnormal neurology ... cell disease Rheumatology ... Pathway #Child #Peds ... #Pediatrics #Diagnosis
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Scl70 (in some cases ... , OJ, PL-7, PL-12 ... body-like: - Neurologic ... #differential #diagnosis ... #rheumatology
When to look for clonal/neoplastic hypereosinophilia (HEo)?
 - Exclusion of frequent causes (Drug-induced HEo, helminthiasis, cancer,
Exclusion of frequent causes ... hypereosinophilia #HEON #Diagnosis ... #Signs #Hematology ... #Workup
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Arthritis Differential Diagnosis ... noninflammatory Signs ... weeks) Can Be Caused ... • Parvovirus B19 ... #MSK #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... oral ulcers in 12 ... ) Differential Diagnosis ... #management #signs ... #symptoms #rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... identifies 85 to 95% of cases ... them, but urgent rheumatology ... GCA #Temporal #Signs
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Nutritional: vitamin B12 ... Workup: • Complete ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... purpura: Strong sign ... affects the skin, neurologic ... tract, and often causes ... #Rheumatology