Skin diseases A-Z Skin diseases D – G Drug Reaction March 3, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms • Skin rash, itching, or redness• Hives (urticaria)• Swelling of the face, lips, tongue, or throat (angioedema)• Blistering or peeling skin• Fever or general malaise• Shortness of breath or difficulty breathing• Nausea, vomiting, or diarrhea• In severe cases: anaphylactic shock (life-threatening allergic reaction) Causes • Allergic reaction: The immune system overreacts to a drug […] Read more » Allergic reaction to drugs Drug reaction Drug reaction treatment Drug-induced skin inflammation Hypersensitivity reaction Itching from drugs Medication allergy Medication side effect Rash from medication Skin reaction to medication
Skin diseases A-Z Skin diseases H – K Hemangiomas February 28, 2025 / August 13, 2026 by Dick van Gerwen | Leave a Comment Symptoms: Appearance: Red or purple nodules on the skin, often described as “strawberry marks.” Size and Shape: Can vary; some remain small, while others grow. Location: Commonly on the skin, but can also occur internally. Causes: The exact cause of hemangiomas is unknown, but genetic factors may play a role. Diagnosis: Diagnosis is usually made […] Read more » Benign skin tumor Blood vessel tumor Capillary hemangioma Congenital vascular anomaly Hemangioma treatment Hemangiomas Infantile hemangioma Red spot on the skin skin discoloration Vascular tumor
Skin diseases A – C Skin diseases A-Z Clavus (Corn, Callus) February 28, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms A hard, thickened area of skin, often around the toes, which can be painful under pressure. A central core that may feel deeper in the skin. Pain or discomfort when walking or wearing shoes. Redness and irritation around the clavus. Causes Repeated pressure: Prolonged pressure from tight or uncomfortable shoes can lead to the […] Read more » callus Clavus Corn Corn on foot Corn removal Corn treatment Foot care Foot problems Hard corn Painful callus Pedicure treatment Pressure spot foot Pressure spots toes Skin thickening Soft corn
Skin diseases A-Z Skin diseases L – O Nail abnormalities February 24, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Common Nail Abnormalities and Their Symptoms: Fungal Nails (Onychomycosis) Yellow, brown, or white discoloration of the nail. Thickened, brittle, or crumbly nail. The nail may detach or become deformed. White Nails (Leukonychia) White spots or streaks on the nail. Usually harmless and caused by minor trauma. Sometimes a sign of protein deficiency or certain diseases. […] Read more » Brittle nails Dark discoloration Fungal nails Ingrown nail Leukonychia Melanonychia Nail loss Nail psoriasis Nail thickening Onychocryptosis Onychogryphosis Onycholysis Onychomadesis Onychomycosis Onychorrhexis White nails
Skin diseases A-Z Skin diseases H – K Head lice February 19, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms Head lice are small and difficult to see, but the symptoms can be quite noticeable: Itching, caused by an allergic reaction to lice bites. Tickling sensation on the scalp, as if something is moving in the hair. Red bumps or irritation, especially near the hairline, behind the ears, and on the neck. White or […] Read more » Anti-lice shampoo Contagious head lice Head lice Head lice in children Itchy scalp Lice comb Lice infestation Lice treatment Nits in hair Scalp infection
Skin diseases A-Z Skin diseases L – O Lymphomatoid Papulosis February 17, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment How does it develop?The cause is unknown. What is the treatment?The dermatologist can establish the diagnosis through a skin biopsy if lymphomatoid papulosis is suspected. Lymphomatoid papulosis is a chronic condition that cannot be cured. The skin lesions come and go. In extensive cases, temporary improvement may be achieved with light therapy (UVB). If the […] Read more » Benign skin disorder Chronic skin condition Dermatological condition Inflammatory skin reaction Lymphomatoid papulosis Nodules on skin Rare skin disease Red bumps on skin Skin lymphoma Spontaneously healing skin rash
Skin diseases A-Z Skin diseases D – G Folliculitis Barbae February 17, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms Red or pink bumps around hair follicles Itching or a burning sensation Sensitive skin in the affected area Pus-filled blisters that may burst Causes Folliculitis can be caused by bacteria, yeast, fungi, viruses, or blockage of the hair follicles due to sweat or makeup. Genetic factors sometimes play a role, but often the cause […] Read more » Beard rash Folliculitis barbae Folliculitis treatment Inflamed hair follicles Ingrown hairs Itchy skin Pseudofolliculitis barbae Red bumps in beard area Shaving and skin irritation skin infection
Skin diseases A-Z Skin diseases S – Z Sweaty feet February 14, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms Excessive sweating on the soles of the feet, even without physical exertion. An intense odor caused by bacteria breaking down the sweat. Cold, moist feet, especially in socks and shoes. White, soft skin between the toes due to prolonged exposure to moisture. Increased risk of athlete’s foot (such as athlete’s foot dermatitis). Causes Sweaty […] Read more » Athlete's foot Excessive foot sweating Foot care Foot hyperhidrosis Fungal infection feet Odor eliminators feet Sweaty feet Sweaty feet treatment Sweaty socks Unpleasant foot odor
Skin diseases A-Z Skin diseases S – Z Strawberry-hemangioma February 13, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment How do hemangiomas and port-wine stains develop?The exact cause of hemangiomas and port-wine stains is not known. What are the characteristics?Hemangioma: Often starts as a light red or pale spot with small red dots or veins. Grows in the first few months into a purple-red tumor or thickened area (strawberry-like). Deep hemangiomas appear bluish and […] Read more » Benign skin tumor Blood vessel disorder Blood vessel tumor Congenital skin anomaly Hemangioma Laser treatment for port-wine stain Port-wine stain Red spot on the skin skin discoloration Vascular malformation
Skin diseases A-Z Skin diseases L – O Lip licker’s dermatitis February 10, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms: Dry, cracked skin: The skin around the lips becomes dry and cracked due to constant licking. Redness and inflammation: The area around the lips may become red and irritated. Peeling and scaling: The skin may show flaky or scaly patches. Pain or tenderness: The affected area may be painful, especially when touched. Thickening of […] Read more » Chronic lip licking Dry lips Eczema around the mouth Inflamed skin on lips Lip-licking eczema Skin irritation at mouth corners
Skin diseases A – C Skin diseases A-Z Culicosis February 10, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment Symptoms The most common symptoms of culicosis include: Intense itching Redness and swelling at the bite site Bumps or blisters In severe cases, it can lead to fever, body aches, and breathing difficulties Causes Culicosis is caused by an allergic reaction to mosquito saliva, which is injected into the skin during a bite. Diagnosis The […] Read more » Allergic reaction to insect bite Culicosis Insect bites Itchy bumps Red skin rash Swelling from insect bites
Skin diseases A-Z Skin diseases S – Z Venous leg ulcer February 10, 2025 / August 12, 2026 by Dick van Gerwen | Leave a Comment There are two types: Venous leg ulcer (80-90% of cases): Caused by poor drainage of blood in the veins. Arterial leg ulcer: Caused by inadequate supply of oxygen-rich blood to the leg. Symptoms and Progression An open wound on the lower leg, often around the ankle. Slow healing, sometimes taking months or even years. Pain, […] Read more » Arterial ulcer Bandaging for ulcus cruris Blood circulation and skin Chronic wound Compression therapy Diabetes and wound healing Edema and leg wounds Leg ulcer Open leg wound Poor blood circulation legs Skin damage due to pressure Skin infection leg ulcus cruris Vascular diseases skin Venous ulcer Wound care