12 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Differential Diagnosis Secondary ... Myelodysplastic syndrome ... Chronic myeloid leukemia ... Diagnosis #Causes #hematology ... #secondary
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
• Xerosis (dry skin ... • Lymphoma • Leukemia ... Myelodisplastic syndrome ... Pruritus #primary #secondary ... #generalized #dermatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
develop leukostasis syndrome ... • Tumor lysis syndrome ... bone marrow and secondary ... CLL -> Invade Skin ... #Hematology #Oncology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... Leukocytoclastic Vasculitis Secondary ... Vasculitis Skin ... Disease • Cogan syndrome ... #dermatology #rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic Leukemia ... Hepatomegaly • Skin ... • Richter’s Syndrome ... • Sezary syndrome ... workup #oncology #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... leakage of RBC's secondary ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Vascular reactivity (Skin ... Antiphospholipid syndrome ... Warfarin-induced skin ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary Skin ... • Lymphoma • Leukemia ... Myelodisplastic syndrome ... #Pruritus #secondary ... #generalized #dermatology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Constitutional Syndromes ... Headaches • Pale skin ... Constitutional Syndromes ... virus (EBV) • Leukemia ... Anemia #oncology #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
just beneath the skin ... DDX: Rule Out Secondary ... Chronic Myelogenous Leukemia ... • Hairy Cell Leukemia ... #diagnosis #hematology