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Related Concept Videos

Papillary Dermis

Papillary Dermis

Dermis
The dermis might be considered the "core" of the integumentary system, as distinct from the epidermis and hypodermis. It contains blood and lymph vessels, nerves, and other structures, such as hair follicles and sweat glands. The dermis is made of two layers of connective tissue that comprise an interconnected mesh of elastin and collagenous fibers, produced by fibroblasts.
Papillary Layer
The papillary layer is made of loose, areolar connective tissue, which means the collagen...

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Related Experiment Video

Updated: Mar 7, 2026

Dermoscopy Aids in the Diagnosis of Discoid Lupus Erythematosus

Dermoscopy Aids in the Diagnosis of Discoid Lupus Erythematosus

Published on: May 16, 2025

Scabies escaping detection until dermoscopy was applied.

Aimilios Lallas¹, Zoe Apalla¹, Elizabeth Lazaridou¹

¹First Department of Dermatology, Aristotle University, Thessaloniki, Greece.

Dermatology Practical & Conceptual

|March 1, 2017

Summary

This summary is machine-generated.

Dermoscopy is a valuable tool for diagnosing scabies, enabling visualization of burrows and mites. This case highlights how dermoscopy resolved a diagnostic challenge, preventing unnecessary surgical procedures for facial and neck lesions.

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Area of Science:

Dermatology
Medical Diagnostics

Background:

Scabies diagnosis can be challenging, particularly with atypical lesion locations.
Established diagnostic methods may sometimes be insufficient, leading to misdiagnosis.

Purpose of the Study:

To present a case where dermoscopy was crucial in diagnosing scabies.
To emphasize the utility of dermoscopy in resolving diagnostic dilemmas.

Main Methods:

Case report presentation.
Dermoscopic examination of facial and neck lesions.
Review of patient's diagnostic history.

Main Results:

The patient presented with facial and neck lesions initially misdiagnosed.
Dermoscopy revealed characteristic scabies features, including burrows and mites (the "jet with a contrail" sign).
The correct diagnosis of scabies was established via dermoscopy, averting further unnecessary procedures.

Conclusions:

Dermoscopy is an effective and essential tool for diagnosing scabies, even in unusual locations.
The "jet with a contrail" sign is a key dermoscopic finding for scabies.
Timely application of dermoscopy can prevent misdiagnosis and unnecessary invasive procedures.