Guide to Common Diseases in Allergy, Immunology, and Dermatology

Dr. Priscilla Filippo wrote a brief explanation of the most frequent diseases seen in the daily routine of a doctor’s office. The goal is to help you understand, in a simple way, some common conditions that affect the skin, the respiratory system, and the immune system. Note: there are many other diseases that have not been listed. Allergic rhinitis – Allergic rhinitis is an inflammation of the nose caused by allergies, usually triggered by dust, mites, pollen, mold, or animal dander. The most common symptoms are frequent sneezing, runny nose, stuffy nose, and itching in the nose and eyes. Although

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7 Signs You Should See a Dermatologist

The skin is the body’s largest organ and often gives important signs that something is wrong. Dr. Priscilla Filippo, Allergist, Immunologist and Dermatologist, advises paying attention to the following signs and symptoms: 1️⃣ Persistent acne or acne that leaves blemishes Frequent or inflammatory pimples may require specialized treatment. 2️⃣ New spots or moles that have changed color, size, or shape These changes should always be evaluated to rule out skin cancer. 3️⃣ Itching, redness, or peeling skin These can be signs of dermatitis, allergies, or other inflammatory diseases. 4️⃣ Intense or sudden hair loss Excessive hair loss may indicate hormonal

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What a dermatologist do?

A dermatologist is responsible for the diagnosis, treatment, and prevention of diseases that affect the skin, hair, nails, and mucous membranes. Main diseases treated by a dermatologist: 1. Inflammatory skin diseases • Acne • Rosacea • Atopic dermatitis • Contact dermatitis • Psoriasis • Seborrheic dermatitis 2. Skin infections • Impetigo • Folliculitis • Furunculosis • Herpes simplex 3. Fungal infections • Dermatophytosis (skin mycosis) • Cutaneous candidiasis • Onychomycosis (nail fungus) 4. Hair and scalp diseases • Alopecia areata • Androgenetic alopecia • Telogen effluvium 5. Nail diseases • Onychomycosis • Paronychia • Various nail alterations 6. Skin tumors

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Allergy to dipyrone

Dipyrone is a medicine that is indicated for headache, cramps, muscle aches and fever. It is widely used in our environment, by adults and children. We find it available over the counters of pharmacies, without the need for a special prescription to buy it. Some well-known trade names are: novalgin, anador, dipimed, baralgin, magnopyrol, among others. Non-steroidal anti-inflammatory drugs (NSAIDs) are the main cause of drug hypersensitivity reactions in Brazil. The reactions can be mediated by immunological or non-immunological mechanisms. Reactions can be diverse: itching, reddish plaques on the skin, swelling of the eyelids and lips, shortness of breath, worsening

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Allergy to contrast

In some clinics, when we are going to perform an image exam, we usually answer a questionnaire. One of the questions is: do you have a shrimp allergy? When the answer is yes, they recommend doing the test without using a contrast medium or looking for an allergist. After all… who is allergic to shrimp cannot have an image exam using the iodine contrast medium? Allergy to shrimp or to other seafood does not contraindicate the use of iodine contrast. Contrasts are substances administered during a radiological examination in order to facilitate the observation of certain organs or anatomical structures.

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Are there allergies to physical exercise?

Imagine that you are running on the treadmill at the gym and, suddenly, small red patches appear on the trunk, arms and legs, associated with burning or tingling… You stop the physical activity; gradually the symptoms ease. From then on, every time you practise intense physical activity, those plaques appear… Is it allergy to physical exercise ?? Cholinergic urticaria is a type of induced urticaria triggered by increased body temperature with day-to-day activities: physical activity, sweating, hot baths, consumption of alcoholic beverages and hot or spicy foods. Emotional stress can also be a triggering factor. When the stimulus ceases, the

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Use of cosmetic in childhood – can it cause dermatitis?

The use of cosmetics by children and adolescents increases the risk of sensitization, which may cause allergic or irritative contact dermatitis. It is more common in girls. Cosmetic reactions can be of two types: 1) Allergic or hypersensitivity contact dermatitis resulting from previous sensitization; 2) Irritative contact dermatitis that occurs after product application (redness, itching, burning). There is no immune mechanism. Nickel is the sensitizer most related to pediatric contact dermatitis. It is present in piercings, earrings, bracelets, necklaces and rings. In addition, some cosmetics may contain metals: nail polish, eye shadow, eye mascara, eyeliner and lipstick. Other allergens reported

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Perioral dermatitis

Perioral dermatitis is characterized by “red bumps around the mouth” (small inflammatory papules and pustules). It can affect the mouth and, in some cases, the nose and eyes, so-called periorificial dermatitis. It can affect children, but it is more common in women between 20 and 45 years old. The etiology is unknown. In some patients, it is caused by the chronic use of topical corticosteroids. Other related factors are infection by Candida albicans or by bacteria, use of fluoride toothpaste and some cosmetics. At the site of the lesions, the patients have sensitivity or burning and itching. When in contact

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Can allergic patients get more skin infections?

The skin of the allergic patient is dryer. Genetic predisposition, changes in immune system and interaction with environmental factors contribute to the development of allergic diseases. Atopic dermatitis can manifest at any age, being more prevalent in infancy. It is a chronic, multifactorial disease of varying severity, evolving in outbreaks. It may be associated with other allergic diseases such as rhinitis and asthma. The lesions are characteristic of each age group. The itching is always intense. In atopic dermatitis, the skin barrier is compromised. Thus, the skin is more susceptible to bacterial, fungal and viral infections, which can aggravate the

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Skin care in childhood

The skin is the largest organ in the human body with vital functions such as the integrity of the barrier, thermoregulation, immune function, protection against ultraviolet rays and protection against invading microbes. A baby´s or children´s skin is different from adult one. Baby´s skin is thinner, more sensitive and offers less defense to microorganisms. The immersion bath is the most indicated, using mild products that do not significantly affect the pH of the skin. Sponges should not be used. The excess of baths can alter the bacterial flora and barrier function of the skin. In newborns, the umbilical stump should

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