97 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
- Differential Diagnosis ... Reactive: • Anemia/blood ... Non-infectious (malignancy, rheumatologic ... #Differential #Diagnosis ... #causes #Platelets
Black and Bloody Stools - Melena and Hematochezia
Melena - Refers to passage of black, tarry (sticky
result from other causes ... , with negative ... hemorrhage may also cause ... #Hematochezia #Diagnosis ... #Differential #Causes
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
intake) • Target blood ... Insufficient blood ... • Special cases ... Measurement #SLE #rheumatology ... #pharmacology #
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #differential #diagnosis ... #causes #culture ... #negative #Endocarditis
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... Cardiovascular Causes ... Water - Pus - Blood ... Transverse myelitis • Hematology ... #differential #diagnosis
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia 1) DIAGNOSE ... type ± C3d • Blood ... 2) LOOK FOR a cause ... Hemolytic #Anemia #diagnosis ... management #treatment #rheumatology
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Endocarditis (IE) Has Negative ... Blood Cultures ... therapy - Number one cause ... of culture negative ... BloodCultures #Diagnosis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Pauci-immune mediated (Negative ... #differential #diagnosis ... #algorithm #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... - Differential Diagnosis ... plateletcount), peripheral blood ... #Differential #Diagnosis ... #hematology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
specific to NBTE, and diagnosis ... is required for diagnosis ... serology: Serial negative ... Frequent false-negative ... in up to 30% of cases