Related Experiment Video
Updated: Jun 8, 2026

Non-Invasive Visualization of Nailbed Microvascular Morphology in Mice Using Capillaroscopy
Published on: February 28, 2025
Nail changes in systemic diseases : A clinical study of 435 cases
1Department of Dermatology and Venereology, Wenlock District Hospital, Mangalore - 575 001, India.
Abstract:
Nail changes often are reflectors of an internal disease. Four hundred and thirty-five patients admitted in the Medical, Surgical and Obstetric and Gynaecology wards were studied. Nail changes were seen in 134 which included clubbing (21.3%) longitudinal melanonychia (17.2%) and platonychia (14.2%). In patients with HIV associated pulmonary tuberculosis, clubbing was associated with an unique red "crescent sign".
Related Concept Videos
Changes in Skin Color: Clinical Perspectives
Albinism
Albinism is a genetic disorder that affects (completely or partially) the coloring of skin, hair, and eyes. The defect is primarily...
Accessory Structures of the Skin: Nails
The main components of a nail include the following.
Nail Plate: The nail plate is the visible portion of the nail that extends beyond the fingertips or toes. It is a hard, translucent...
Endocarditis II: Clinical Features of Infective Endocarditis
Cardiovascular System Abnormal Findings I: Inspection and Palpation
Abnormal findings observed during an inspection
Assessment of the Cardiovascular System II: Inspection
Head and Neck
Chronic Kidney Disease II: Clinical Manifestations
