12 results
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
rapid onset of symptoms ... develop leukostasis syndrome ... • Tumor lysis syndrome ... lymphoid organs When Cancer ... #Hematology #Oncology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
- Summary Cancer ... with no early symptoms ... Physical Exam/Signs ... • Sezary syndrome ... workup #oncology #hematology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... and Symptoms: ... development of skin symptoms ... , breast CA - Hematologic ... #diagnosis #dermatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Dehydration • Symptoms ... changes, stroke symptoms ... WBC >100k, + lab signs ... Lysis of tumor cells ... diagnosis #management #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Constitutional Syndromes ... Constitutional Syndromes ... virus (EBV) • Leukemia ... • Improve the symptoms ... Anemia #oncology #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Myelodysplastic Syndromes ... age 70 years Symptoms ... Chronic Myelogenous Leukemia ... • Hairy Cell Leukemia ... #diagnosis #hematology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Release from blast cells ... Imaging: CXR- pulmonary ... Diagnosis: >3 symptoms ... diagnosis #management #hematology
When to look for clonal/neoplastic hypereosinophilia (HEo)?
 - Exclusion of frequent causes (Drug-induced HEo, helminthiasis, cancer,
helminthiasis, cancer ... ) - Clinical symptoms ... BM biopsy (Mast cells ... HEON #Diagnosis #Signs ... #Hematology #Workup
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... Multinucleated giant cells ... • Progressive symptoms ... vasculitis • Cogan syndrome
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
TLS (tumor-lysis syndrome ... ): - Hematologic ... Usually myeloid leukemias ... “big & sticky” cells ... renal failure, pulmonary