11 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Testing Algorithm ... glucocorticoid treatment ... symptoms (eg, skin ... #Differential #diagnosis ... #hematology #eosinophilia
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
lesions - Wheals ... histology - Mast cell ... neutrophils and eosinophils ... #diagnosis #rheumatology ... #comparison #table
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
gangrenosum) • Urticaria ... Differential Diagnosis ... syndrome • Giant cell ... #rash #diagnosis ... #rheumatology
Scleroderma Like Conditions - Differential Diagnosis
Eosinophilic Fasciitis:
 - Orange peel induration (peau d'orange) of proximal extremities
- Differential Diagnosis ... the mainstay of treatment ... lesions, or localized ... #comparison #table ... #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... CRP GCA (Giant Cell ... progressive) EGPA (Eosinophilic ... Polyangiitis): • Eosinophilia ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... lesions • Mononeuritis ... • EGPA: - Eosinophilia ... episcleritis as well ... #rheumatology #
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Headaches • Pale skin ... : - Genetic lesions ... - Hepatitis, eosinophilic ... Anemia #oncology #hematology ... #diagnosis #management
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Alpha & Mu) Skin ... normo-complementemic urticarial ... Episodic angioedema+eosinophilia ... Paraproteinemias #Hematology ... #Differential #Diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
classic targetoid lesions ... shows numerous eosinophils ... PrathitKulkarni #Erythemas #comparison ... #differential #diagnosis ... #dermatology #compared
Solitary Cell Plasmacytoma

What?
• Plasma cell neoplasms can present as a single lesion (solitary plasmacytoma)
• In 3%
outside bone in soft ... Diagnosis? ... EMD myeloma Diagnostic ... Bone marrow Treatment ... #Workup #Hematology