Related Experiment Video
Updated: Aug 15, 2026

Examination of Oral Candida Infection in Primary Sjögren's Syndrome Patients
Published on: March 1, 2024
Psoriasis of the dorsal surface of the tongue
A De Biase1, F Guerra, A Polimeni
1Department of Dentistry, Faculty of Medicine and Surgery I, La Sapienza University, Rome, Italy.
Abstract:
Psoriasis is primarily an inherited inflammatory skin disease, it is characterized by erythemato-squamous lesions that usually involve elbows, knees and the scalp. Oral manifestations are rare in psoriasis, infact, oral psoriasis involves 2% of psoriatic patients and usually it is observed with the onset of cutaneous lesions and progresses with them. Differential diagnosis should be done for Reiter's syndrome, leukoplakia and geographic tongue. The authors describe a case of tongue psoriasis without cutaneous lesions.
Related Concept Videos
Assessment of the Mouth
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
Skin Cancer
Basal Cell Carcinoma (BCC): BCC is the most common type of skin cancer, accounting for about 80% of cases. It typically develops in...
Skin Diseases and Disorders
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
Papillary 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 and...
Pigmentation
Melanin occurs in two primary forms: eumelanin that provides black and brown pigment and pheomelanin that provides red color. Dark-skinned individuals produce more melanin than those with pale...
T Cell Types and Functions
Th1 cells stimulate dendritic cells to express necessary co-stimulatory molecules on their surfaces for...

