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Related Experiment Video

Updated: Apr 21, 2026

Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis

Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis

Published on: December 15, 2011

Inverse Pityriasis Versicolor (PV).

Sunil Jaiswal¹, Shraddha Uprety¹, Pratichya Thapa¹

¹Department of Dermatology Chitwan Medical College Bharatpur Nepal.

Clinical Case Reports

|April 20, 2026

Summary

This summary is machine-generated.

Inverse pityriasis versicolor (PV) presents unusually in the groin and scrotum. Early diagnosis of this fungal infection is key to effective treatment and preventing long-term issues.

Keywords:

KOH examination Malassezia species atypical pityriasis versicolor inverse pityriasis versicolor superficial fungal infection

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Area of Science:

Dermatology
Mycology
Infectious Diseases

Background:

Pityriasis versicolor (PV) is a common superficial fungal infection.
Inverse PV, affecting the groin and scrotum, is an uncommon clinical presentation.
This presentation can be mistaken for other dermatoses.

Purpose of the Study:

To highlight the uncommon presentation of inverse pityriasis versicolor.
To emphasize the importance of suspecting PV in specific anatomical locations and environments.
To stress the need for early diagnosis and treatment.

Main Methods:

Case study review
Clinical presentation analysis
Differential diagnosis considerations

Main Results:

Inverse PV in the groin and scrotum is characterized by persistent hypo or hyperpigmented scaly lesions.
A hot and humid environment is a significant factor.
Timely recognition is crucial for successful management.

Conclusions:

Pityriasis versicolor should be considered in the differential diagnosis of groin and scrotal dermatoses.
Prompt antifungal therapy is essential to prevent chronicity and recurrence of inverse PV.
Awareness of this variant presentation aids clinicians in effective patient management.