Parapsoriasis is several chronic non–contagious dermatoses of unclear etiology and genesis with pseudopsoriatic surface rashes on the skin. The main types of parapsoriasis: teardrop-shaped, lichenoid, plaque. Gaberman’s acute parapsoriasis-the Fly – is singled out separately. Polymorphism of primary elements prevails in the clinic without a significant violation of the general condition of the patient. Diagnosis…
Paraneoplastic dermatoses are a group of diseases and symptoms of skin lesions that occur under the influence of malignant neoplasms of internal organs. According to their manifestations, dermatoses associated with cancer have much in common with common dermatological diseases: itching, excoriation, erythematous, vesicular-bullous rashes, lichenification, pigmentation. However, they differ in the greater prevalence of lesions…
Acne papules is a type of acne that occurs as a result of inflammation in the gum area and is characterized by the formation of inflammatory pustules and papules, often leaving behind post—acne scars or hyperpigmentation. Diagnosis consists in determining the type of acne elements and their differentiation from other diseases, conducting bacteriological studies. In…
Papulonecrotic tuberculosis is an infectious disease of the skin of tuberculous etiology, the distinctive features of which are the paroxysmal nature of the rash of primary elements and the prevalence of the pathological process. Clinically, papulonecrotic tuberculosis is characterized by the appearance of dense multiple nodules – hemispheres with a diameter of 1 to 4 mm…
Human papillomavirus is a benign tumor–like formation of the skin and mucous membranes of viral etiology. It has the appearance of a papilla on a narrow base (leg), soft or dense consistency, from light to dark brown. Localization on the skin leads to the formation of a cosmetic defect, in the larynx – impaired breathing,…
Papillomatous nevus is a lumpy mole protruding above the surface of the skin, resembling a papilloma in its appearance. It is often located on the scalp, but may have a different location. The diagnosis of nevus is carried out using dermatoscopy, syascopy, in some cases a biopsy may be required. An indication for the removal…
Panniculitis is a progressive lesion of subcutaneous fat of an inflammatory nature, leading to the destruction of fat cells and their replacement by connective tissue with the formation of nodes, plaques or infiltrates. In the visceral form of panniculitis, fatty cells of the liver, pancreas, kidneys, fatty tissue of the omentum or retroperitoneal region are…
Pityriasis is a long—term fungal disease with damage to the epidermis, which is manifested by the appearance of pigmented spots of various shades on the skin: yellow, pink, brown, brown and characteristic bran-like peeling. There are no signs of inflammation. Pityriasis is diagnosed using a Balzer iodine test, luminescent examination and microscopy of exfoliating scales.…
Mucha-Habermann disease is an acute benign papulosquamous variety of teardrop-shaped parapsoriasis. The clinical difference of pathology is the true polymorphism of rashes, papules, pustules, bullae, hemorrhages, heterogeneous crusts and varicell-like (hemorrhagic) elements combined with the pink teardrop-shaped papules familiar to teardrop psoriasis. The primary elements are scattered, arranged symmetrically. The disease debuts acutely and generalizes…
Ostiofolliculitis (staphylococcal impetigo) is an inflammation of the upper part of the hair follicle or sebaceous gland caused by the penetration and reproduction of staphylococci in them. It is manifested by small single or multiple pustules, not prone to peripheral growth and fusion. Most often, ostiofolliculitis occurs on the skin of the neck, face, thighs,…