Ultraviolet radiation burn is a skin injury caused by sun exposure,
characterized by redness, inflammation, and cellular damage. Moreover,
it may lead to pain, blistering, and peeling depending on severity.
Ultraviolet radiation classification includes UVA, UVB, and UVC
based on wavelength and penetration. Moreover, UVA penetrates deeply,
UVB affects the surface, and UVC is absorbed by the atmosphere.
White piedra infection is a superficial fungal condition caused
by Trichosporon spp., characterized by whitish nodules attached to
hair shafts. Moreover, it affects scalp, beard, or pubic hair without
significant inflammation.
Tongue in Sjögren’s syndrome. This illustration shows the
impact of xerostomia on the tongue, highlighting the loss of papillae
and the appearance of fissures. The content explains how the lack of
saliva and inflammation alter the lingual surface in this autoimmune
condition.
Urinary bladder tumor stages. This illustration shows the progression
of cancer from the inner layer toward the deep layers of the bladder wall.
The content explains the difference between superficial and invasive
urothelial carcinoma, highlighting the importance of staging.
Vitiligo skin depigmentation. This illustration details the loss of
melanocytes that cause white patches on the skin. The content explains
the autoimmune and genetic causes of this non-contagious condition,
highlighting the importance of medical treatment and psychological
support.