The Exchange

Commentary and Observations from
the Medical Front Lines

Kristine Kucera, PA-C, MPAS, DHS

Kristine Kucera, PA-C, MPAS, DHS

  • Associate Professor
  • UT Southwestern Medical School
  • Dallas, Texas
  • Physician Assistant
  • North Texas Dermatology
  • Richardson, Texas
Not All Moisturizers Are the Same

Not All Moisturizers Are the Same

With summer coming to an end, the temperature will decrease, the humidity will lower, heaters will be turned on, and dry, cracked skin will appear. The term for abnormally dry skin is xerosis; it is seen year-round in the elderly population but can affect all ages and skin types—especially in the fall and winter months. The simplest treatment includes the daily use of a moisturizer. When giving advice to patients on which moisturizer to use, it is important to realize they are not all the s... Continue Reading

Filed under: Dermatology

Controversies in Sunscreen – An Update

Controversies in Sunscreen – An Update

It is well established that too much ultraviolet radiation from the sun can damage the DNA in your skin cells, which can lead to premature aging and skin can... Continue Reading

Filed under: Dermatology

Wrinkles in Time: Photoaging

Wrinkles in Time: Photoaging

As I enjoy my vacation in sunny Cabo San Lucas, sitting under my umbrella covered in sunscreen and SPF clothing, I am reminded of how much the sun can damage... Continue Reading

Filed under: Dermatology

Encouraging Self-Exams for Early Detection of Skin Cancer

Encouraging Self-Exams for Early Detection of Skin Cancer

With the beginning of warmer weather and more time outdoors, it is the perfect time to begin reminding patients about the importance of sun protection and sk... Continue Reading

Filed under: Dermatology, Oncology/Hematology

Using Biologic Therapy for Moderate to Severe Atopic Dermatitis

Using Biologic Therapy for Moderate to Severe Atopic Dermatitis

As mentioned in my previous post this week, atopic dermatitis (AD) affects more than 9.6 million children and about 16.5 million adults in the United States.... Continue Reading

Filed under: Allergy/Immunology, Dermatology

The Atopic Triad: Why It’s So Important to Collaborate With Colleagues

The Atopic Triad: Why It’s So Important to Collaborate With Colleagues

As spring approaches, there is an entire subset of seasonal medical problems that can affect our patients. Especially in dermatology, it is quite common at t... Continue Reading

Filed under: Allergy/Immunology, Dermatology

Biologics in Psoriasis

Biologics in Psoriasis

The current understanding of the pathogenesis of psoriasis has led to the development of many immune-mediating biologic medications that specifically target... Continue Reading

Filed under: Dermatology

Understanding the Pathophysiology of Psoriasis

Understanding the Pathophysiology of Psoriasis

Psoriasis is a chronic, inflammatory, recurrent, immune-mediated disease that affects more than 8 million people in the United States. It can occur at any ag... Continue Reading

Filed under: Dermatology

Phytophotodermatitis: Skin Rash With a Twist

Phytophotodermatitis: Skin Rash With a Twist

Phytophotodermatitis, also known as the "margarita rash," is a commonly seen condition in the spring and summer months or any time a patient has had exposure... Continue Reading

Filed under: Dermatology

Sign of the Times: Facial Mask Irritation

Sign of the Times: Facial Mask Irritation

Masks trap moisture, sweat, oil, and dirt close to our skin. The resulting blemishes often include acne: small, inflamed bumps and irritation. Those irritati... Continue Reading

Filed under: Dermatology

Spironolactone Use in Adult Female Acne

Spironolactone Use in Adult Female Acne

Acne is an inflammatory skin condition that is usually seen in adolescence. However, it is becoming more common past the teenage years, often affecting those... Continue Reading

Filed under: Dermatology

Skin Manifestations of COVID-19

Skin Manifestations of COVID-19

By now it is well known that COVID-19 is an illness caused by the SARS-CoV-2 virus that may lead to serious respiratory disease. The most common sy... Continue Reading

Filed under: Dermatology, Infectious Diseases

Using Topical Steroids Safely and Effectively

Using Topical Steroids Safely and Effectively

Since their introduction in early 1950s, topical corticosteroids (TCS) have become the drugs most commonly prescribed by dermatologists for outpatients and a... Continue Reading

Filed under: Dermatology

Determining the Cause of Hair Loss

Determining the Cause of Hair Loss

Hair loss, also known as alopecia, is one of the of most common disorders that dermatology practitioners diagnose and treat. With so many potential causes, i... Continue Reading

Filed under: Dermatology

Hidradenitis suppurativa

Hidradenitis suppurativa

Hidradenitis suppurativa (HS) is a chronic, debilitating, inflammatory disease of the hair follicle that usually develops after puberty. It presents with pai... Continue Reading

Filed under: Dermatology

Sun Protection

Sun Protection

In the late 1970s, the promotion of sun protection was almost nonexistent, even though Swiss researcher, Franz Greiter, had developed the concept of sun prot... Continue Reading

Filed under: Dermatology

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