Related Experiment Video

Updated: Nov 25, 2025

Dermoscopy Aids in the Diagnosis of Discoid Lupus Erythematosus
05:39

Dermoscopy Aids in the Diagnosis of Discoid Lupus Erythematosus

Published on: May 16, 2025

379

Verrucous lesions in leprosy

Raihan Ashraf1, Tarun Narang1, Sunil Dogra1

  • 1Department of Dermatology, Venereology, and Leprology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.

International Journal of Mycobacteriology
|December 16, 2020
PubMed

Insights

Verrucous lesions are a rare manifestation of leprosy, sometimes mimicking other conditions. This study highlights two cases, emphasizing the importance of considering leprosy even with unusual skin presentations.

Area of Science:

  • Dermatology
  • Infectious Diseases
  • Microbiology

Background:

  • Leprosy, a chronic infectious disease, presents with diverse cutaneous manifestations.
  • Common lesions include patches, plaques, nodules, and diffuse infiltration.
  • Verrucous lesions are an uncommon and potentially misdiagnosed presentation of leprosy.

Observation:

  • Two patients with verrucous leprosy lesions were described.
  • One patient presented solely with verrucous lesions.
  • The second patient developed a verrucous plaque during a leprosy relapse.

Findings:

  • Verrucous lesions can be the sole or a relapsed manifestation of leprosy.
  • The rarity of verrucous lesions poses diagnostic challenges.
  • Accurate diagnosis requires awareness of atypical leprosy presentations.

Implications:

  • Increased awareness of verrucous lesions in leprosy diagnosis is crucial.
  • This presentation may require reassessment of diagnostic criteria for leprosy.
  • Further research into the pathogenesis of verrucous leprosy is warranted.
Keywords:
Lepromatous leprosyverrucous lepromaverrucous lesions

More Related Videos

DNA Fingerprinting of Mycobacterium leprae Strains Using Variable Number Tandem Repeat VNTR - Fragment Length Analysis FLA09:39

DNA Fingerprinting of Mycobacterium leprae Strains Using Variable Number Tandem Repeat VNTR - Fragment Length Analysis FLA

Published on: July 15, 2011

27.6K
Skin Biopsy for Diagnosing Discoid Lupus Erythematosus05:44

Skin Biopsy for Diagnosing Discoid Lupus Erythematosus

Published on: June 10, 2025

523

Related Concept Videos

Endocarditis II: Clinical Features of Infective Endocarditis01:25

Endocarditis II: Clinical Features of Infective Endocarditis

Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
193
Skin Cancer01:30

Skin Cancer

Skin cancer is a type of cancer that occurs when there is an abnormal growth of skin cells, usually triggered by damage to the DNA within the skin cells. It is primarily caused by exposure to ultraviolet (UV) radiation from the sun or artificial sources like tanning beds. Skin cancer is the most common type of cancer worldwide, and its incidence continues to rise.
Basal Cell Carcinoma (BCC): BCC is the most common type of skin cancer, accounting for about 80% of cases. It typically develops in...
5.4K
Rous Sarcoma Virus (RSV) and Cancer01:03

Rous Sarcoma Virus (RSV) and Cancer

Rous Sarcoma virus or RSV was discovered by F. Peyton Rous in the year 1911 as a filterable transmissible agent that could cause tumors in chickens. He won a Nobel Prize for this discovery in 1966. His experiments clearly demonstrated that some cancers could be caused by infectious agents and led to the discovery of many more cancer-causing viruses in animals as well as humans.
RSV is a retrovirus that contains two copies of a plus-strand  RNA genome. Its genome consists of four main open...
5.8K
Pulmonary Tuberculosis V01:28

Pulmonary Tuberculosis V

Medical management of tuberculosis (TB) patients involves a comprehensive approach that includes diagnosis, treatment, and monitoring. The specific strategies can vary depending on the type of tuberculosis (latent or active), the patient's overall health status, and other considerations.
Latent tuberculosis infection occurs when TB bacteria are present in a person's body, but are not causing illness or symptoms. It is not contagious, and preventive treatment is crucial to avoid the...
329
Skin Diseases and Disorders01:23

Skin Diseases and Disorders

Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
4.9K
Reticular Dermis01:15

Reticular Dermis

The papillary and reticular dermis are the two layers of the dermis. They are made of connective tissue with fibers of collagen extending from one to the other, making the border between the two somewhat indistinct. The dermal papillae extending into the epidermis belong to the papillary layer, whereas the dense collagen fiber bundles below belong to the reticular layer.
Reticular Layer
Underlying the papillary layer is the much thicker reticular layer, composed of dense, irregular connective...
4.2K