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Image Number #8738 (Extramammary Paget's)

Diagnosis: Extramammary Paget's

Description:

Eroded hyperplastic epidermis

Morphology: Erosions

Site: Scrotum

Sex: M

Age: 63

Type: Clinical

Submitted By: Ian McColl

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Differential Diagnosis
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History:

Case of Dr 

male 63 years old
Rash on left inguinal area for 5 months
Red, non-itchy, and scaly
Aggravated from sweating
Topical antifungal cream: not improved
Topical steroids cream: the lesion still persisted and spread more
No wt loss
Urological symptom : No urgency, no urinary dripping, no frequent voiding, no dysuria and no urethral discharge
GI symptom : No bowel habit change
No bone pain

Extramammary Paget’s disease             (Favored Primary EMPD)
Secondary bacterial infection

 

 


KOH: Negative
Wood’s lamp: Negative
Gram stain : Mod. PMN, Numerous Gram + cocci
Skin Biopsy ? Incisional biopsy at Lt inguinal area

“Pagetoid” appearance
Extramammary Paget’s disease/ Paget’s disease
Pagetoid Melanoma
Pagetoid squamous cell carcinoma in situ
Mycosis fungoides
Cutaneous adnexal carcinomas (sebaceous carcinoma, porocarcinoma, and others),
Merkel cell carcinoma
Langerhans cell histiocytosis
other epidermotropic cutaneous metastases

The histological differential diagnoses you have given can all be correct! They need special immunoperoxoidase tests to determine the cell of origin. How did they treat him? (Submitted By: Dr Ian McColl)

 

DermNetNZ   eMedicine   PubMed   Dermatology Online   Archives   JAAD for "Extramammary Paget's"

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