Skin diseases A-Z Skin diseases P – R Pubic lice February 10, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms About two weeks after coming into contact with the (eggs of) pubic lice, you may experience persistent itching. This is an allergic reaction to the bites of the lice. The lice usually reside in the hair around the genitals and anus, sometimes also on other body hair and even in the eyelashes and eyebrows. […] Read more » Combing lice Contagious skin infection Intimate hygiene Itching Itching in the genital area Lice in pubic hair Lice infestation Lice removal Lice shampoo Parasitic infection Phtirus pubis Pubic lice Pubic lice prevention Sexually transmitted disease Skin Irritation STD
Skin diseases A-Z Skin diseases P – R Post-Inflammatory Hyperpigmentation January 31, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The symptoms of post-inflammatory hyperpigmentation include: Dark spots or patches on the skin that develop where the skin has had an inflammation or injury. The spots can range in color from light brown to black, depending on the skin type and the depth of the pigmentation. These spots can appear on any part of […] Read more » Dark spots on skin Discoloration after inflammation Hormonal pigmentation spots Hyperpigmentation Increased skin pigmentation Pigmentation spots Pigmentation spots from injury PIH Post-inflammatory hyperpigmentation Scarring after inflammation Skin discoloration after acne skin discoloration after inflammation Skin discoloration after wound healing Skin reaction after injury Skincare after inflammation
Skin diseases A-Z Skin diseases P – R Relapsing Polychondritis January 31, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The symptoms of relapsing polychondritis can vary but often include: Pain and redness in affected areas, especially the ears and nose. Joint swelling, pain, and stiffness. Breathing problems and hoarseness if the airways are affected. Eye inflammation, which can lead to redness, pain, and potentially vision loss. Fatigue and fever may also occur as […] Read more » Autoimmune disease Autoimmune inflammatory disease Cartilage damage Cartilage inflammation Chronic cartilage inflammation Inflammation of cartilage Joint pain Loss of cartilage Pain in cartilage Polychondritis symptoms Rare autoimmune disease Recurring polychondritis relapsing polychondritis Skin condition due to polychondritis Skin rash due to polychondritis Treatment of relapsing polychondritis
Skin diseases A-Z Skin diseases P – R Pruritus (Itching) January 31, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The main complaint with pruritus is an itching sensation that can lead to scratching. Depending on the cause, the itch may be accompanied by other skin symptoms such as: Redness Bumps or blisters Dry, flaky skin Rash Causes Pruritus can have many causes, including: Dry skin: Especially common in the elderly and in cold, […] Read more » Anal itching Athlete's foot Brachioradial pruritus Diabetes and the skin Dry skin eczema Head lice Hives Itching Pregnancy itching Pubic lice Scabies Sun allergy Urticaria
Skin diseases A-Z Skin diseases P – R Porokeratosis January 31, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The symptoms of porokeratosis can vary depending on the specific type of the condition but typically include: Clearly defined, ring- or disc-shaped patches on the skin. A raised, granular border surrounding the patches. Dry, scaly skin within the rings. Itching or irritation within the affected areas, although some types are asymptomatic. Causes The exact […] Read more » cryotherapy Genetic Skin Disorders Keratinization laser therapy Photodynamic Therapy Porokeratosis Rare Skin Conditions Ring-shaped Skin Lesions Scaly Skin Skin Biopsy Skin Irritation sun protection
Skin diseases A-Z Skin diseases L – O Skin diseases P – R Pseudoacanthosis Nigricans January 30, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The main symptoms of pseudoacanthosis nigricans include: Darkening and thickening of the skin in body folds. A velvety texture of the affected skin. Itching or an irritating feeling may sometimes occur. These symptoms develop gradually and can be cosmetically displeasing but are usually not painful. Causes Pseudoacanthosis nigricans is often associated with insulin resistance […] Read more » Acanthosis nigricans Black skin spots Causes of hyperpigmentation Condition of the skin folds Dark skin patches Hyperpigmentation Increased skin thickening Pseudoacanthosis nigricans Pseudoacanthosis nigricans treatment Rare skin condition Skin condition Skin condition in folds Skin disease Skin pigmentation change Thickened skin Thickened skin in folds
Skin diseases A-Z Skin diseases P – R Palmoplantar Keratosis (PPK) November 25, 2024 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms • Thickened, hard skin on the palms and/or soles• Dry, scaly, or cracked skin• Callus formation, sometimes with painful fissures• Sensitivity or pain when walking or gripping• In some cases, redness and inflammation around the thickened skin Cause • Genetic factors: Some forms of PPK are inherited and run in families.• Acquired causes: PPK […] Read more » Callus formation on hands and feet Dry and scaly skin Hereditary skin disease Keratoderma Palmoplantar keratosis Palmoplantar keratosis treatment PPK Skin hardening Thickened skin on palms Thickened skin on soles
Skin diseases A-Z Skin diseases P – R Poikiloderma Civatte (confetti skin, sun neck) September 13, 2024 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms Redness: The skin shows a red discoloration, especially on the neck and face. Brown spots: Dark spots or pigment changes may appear on the skin. Thin blood vessels: Fine blood vessels, also known as couperose, can become visible. Causes While the exact cause of Poikiloderma Civatte is unknown, several factors contribute to its development: […] Read more » Aging skin confetti skin Pigment shift Pigmentation change in the neck Poikiloderma Civatte Reddish-brown patches Skin abnormality from sun exposure Skin abnormality from the sun skin aging Skin changes from sun exposure skin discoloration Skin rash from sun Skincare for poikiloderma sun damage Sun damage to skin Sun neck Sun-related skin discoloration UV radiation skin damage
Skin diseases A-Z Skin diseases P – R Perianal Eczema September 12, 2024 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The symptoms of perianal eczema include: Itching around the anus Redness and irritation Dry or moist skin Burning sensation Swelling Fluid or blood discharge The condition may fluctuate with periods of improvement and worsening. Causes Perianal eczema can be caused by several factors: Irritation from scented soaps, wet wipes, or tight clothing Fungal or […] Read more » Anal eczema Anal itching Anal skin irritation Anal skin rash Chronic perianal eczema Eczema around the anus Eczema from friction Itching from eczema Itchy anus Perianal eczema Perianal eczema care Perianal eczema treatment Redness around the anus Skin condition around the anus Skin irritation around the anus Skin rash around the anus
Skin diseases A-Z Skin diseases P – R Pemphigus Vulgaris September 9, 2024 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms Blisters on the skin that easily burst and are painful. Blisters in the mouth, throat, nose, and genitals. Redness and pain in the skin and mucous membranes. Sores in the mouth and other mucous membranes. Difficulty eating and swallowing. Fatigue and weakness. Causes Pemphigus Vulgaris is caused by a malfunction in the immune system, […] Read more » Autoimmune skin disease Chronic skin disease Corticosteroid treatment Immunosuppressants Mucosal disorder Oral thrush pemphigus vulgaris Prednisone treatment Skin blisters Skin inflammations
Skin diseases A-Z Skin diseases P – R Pityriasis Capitis May 31, 2024 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The most common symptoms of dandruff are: White or light yellow flakes on the scalp, hair, and sometimes on the shoulders. A feeling of a dry or tight scalp. Itching, which can range from mild to severe. Causes Dandruff can be caused by various factors, including: Genetic factors: The tendency for dandruff can run […] Read more » Anti-dandruff shampoo Anti-dandruff treatment Dandruff Dry scalp Hair care Inflamed scalp Itchy scalp Mild eczema Oily scalp Pityriasis Capitis Scalp care Scalp flaking Scalp irritation Scalp problems Scalp scales Seborrheic dermatitis Sensitive scalp Skin care Skin Peeling
Skin diseases A-Z Skin diseases P – R Pyogenic Granuloma (Telangiectaticum) May 30, 2024 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms Symptoms of pyogenic granuloma include: A small red, pink, or purple bump on the skin that sometimes resembles a cauliflower. Bleeding upon light touch as these bumps are very sensitive. Sometimes itching or pain at the bump. Growth in the first few weeks after appearance, often stabilizes thereafter. Causes The exact cause of pyogenic […] Read more » Benign skin tumor Bleeding skin lesion Granuloma Pyogenicum Granuloma Pyogenicum treatment Inflamed skin growth Rapidly growing skin nodule Red bump on the skin Skin granuloma Surgical removal of granuloma Vascular skin lesion