29 results
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Secondary ... • Clinically ... underlying hematologic disorders ... #HES #Hematology ... #eosinophilia #
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... • Screen for secondary ... symptoms (eg, skin ... #Differential # ... diagnosis #hematology
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
Hypereosinophilia Syndrome ... than 1500 and clinical ... Secondary Causes ... #diagnosis #hematology ... #differential #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... leakage of RBC's secondary ... #Diagnosis #hematology ... #rheumatology #
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Diagnosis Secondary ... Chronic inflammatory disorders ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology ... #secondary
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Amyloidosis • Eosinophilic ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Leukocytoclastic Vasculitis Secondary ... Disease • Cogan syndrome ... #dermatology #rheumatology ... #differential #
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... discoloration) • Liver cirrhosis ... • Nephrotic syndrome ... NailDisorders #Systemic #Secondary ... #dermatology #Differential
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Purpura - Skin ... : • Clinical triad ... reticularis & skin ... Type III Often Secondary ... classification #rheumatology
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
Elevated Tryptase - Differential ... ESRD & CAD • Eosinophilic ... GI Disorders ... cell activation syndrome ... #Diagnosis #hematology