9 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Algorithm Extravascular ... immune-complex hemolytic anemia ... #Algorithm #Causes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Causes Intravascular ... coagulation (DIC ... usually IgG) (e.g. lupus ... #diagnosis #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... constitutional symptoms • Treatment ... • Immunologic Workup ... life-threatening • Treatment ... #diagnosis #management
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... of SLE versus DIL ... • Immunologic Workup ... Positive in 60-80% of cases ... life-threatening • Treatment
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
for workup, including ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Glucocorticoids, IL ... #Algorithm #hematology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
• Immunologic Workup ... constitutional symptoms • Treatment ... Discontinuation of causal ... #DIL #rheumatology ... #diagnosis #treatment
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Algorithm Pinpoint ... Autoimmune Vasculitis (lupus ... deficiency Work ... #Algorithm #Causes
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... with isolated del ... Workup: • Complete ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
full infectious work-up ... days → add fungal work-up ... syndrome): - Hematologic ... Treat underlying cause ... Oncology #HemeOnc #Diagnosis