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Dr. Don Thomas, MD

I am Dr. Donald Thomas, MD, a rheumatologist treating hundreds of lupus patients for over 30 years. Read my first blog post here to understand why I started this website and blog about “The Lupus Encyclopedia” and “The Lupus Secrets”.

Dr. Don Thomas also enjoys educating and empowering doctors, medical students, nurses, physician assistants, nurse practitioners, and patients.

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FDA approves Benlysta for lupus nephritis December 2020

Benlysta (belimumab) is the 1st drug ever FDA-approved to treat lupus nephritis ​Historic milestone! ___________________________ NOTE: Johns Hopkins
blocks of letters that spell stress and wellness

Lupus and Stress Management: How to lessen stress [January 2025 Update]

Lupus and Stress Management: The Science of Stress and the Immune System January 2025 Update: Mounting evidence that
Antibody levels after COVID vaccine in patients taking immunosuppressant drugs

Antibody Levels After COVID Vaccine

Some Immunosuppressant Drugs Cause Lower Antibody Levels after COVID Vaccine than do Other Drugs Home » Skin Problems
Illustration of collecting a urine sample

How to collect a urine sample properly for testing (UPDATED January 2025)

    It is essential for lupus patients to regularly collect an accurate clean catch urine sample  
Lupus eye

Lupus Eyes

Have you ever wondered how lupus might secretly impact your eyesight? Most people know lupus can attack the
Lupus, the Heart and Blood Vessels

Lupus, the Heart and Blood Vessels [March 2025 Update]

Lupus can significantly impact the heart and blood vessels, known as the cardiovascular system. This article goes into
treatment of lupus showing a lot of pills tablets and capsules

Treatment of Lupus: Best Practices and Guidelines [March 2025 Update]

The treatment of lupus has improved significantly over the past decade. Most patients can expect to go into
Woman who has a malar rash (butterfly rash) due to lupus with lupus disease activity

How Severe is Your Lupus? Use a Lupus Severity Index

Read on to learn how you to figure out your lupus disease activity with a Lupus Severity Index
Lupus and the urinary system

Lupus and the Urinary System [March 2025 Update]

Kidney inflammation (lupus nephritis) occurs in around 45% of people who have systemic lupus erythematosus (SLE). Therefore, lupus
Man with yellow eyes due to jaundice from hepatitis

Lupus and Hepatitis B Vaccine: Endorsed in the CDC guidelines

Lupus and Hepatitis B Addendum: The recommendations for hepatitis B vaccines changed in 2022. The CDC recommended that
Low vitamin D levels can make lupus worse

Lupus and Vitamin D Advice: Can be lowest in women of color

Lupus and vitamin D in Women of Color. Why and what to do- “Ask Dr. T!” question of
Anti-SSA (anti-Ro) in a lupus patient

Anti-SSA Test (anti-Ro): Know Your Labs

Anti-SSA is a positive blood test in many lupus and Sjogren’s disease patients. It is also called anti-Ro
salmon for anti-inflammatory diet with vegetables

Lupus Anti-Inflammatory Diet: Lifestyle changes advice [January 2025]

Eating a diet high in foods that decrease inflammation while avoiding or minimizing foods that increase inflammation can
Extra COVID vaccines are important for us to prevent infection

Dr. Donald Thomas gets his extra COVID vaccines: It was easy!

UPDATED September 2021: I cannot wait to get my extra COVID vaccines … specifically my 3rd booster shot!
Proton pump inhibitor induced subacute cutaneous lupus on upper back of woman with systemic lupus erythematosus

Subacute Cutaneous Lupus Due to Proton Pump Inhibitors

Proton pump inhibitor-induced subacute cutaneous lupus erythematosus: Clinical characteristics and outcomes In this post we’ll cover subacute cutaneous
New lupus test for lupus flares announced by The Lupus Foundation

The aiSLE DX Flare Risk Index Test: A new lupus lab test

The aiSLE DX Flare Risk Index test The Lupus Foundation of America, in its continuous quest to advocate
Dr. Donald Thomas MD holding the new edition Lupus Encyclopedia A Comprehensive Guide for Patients and Health Care Providers

Angela Deem of 90-Day Fiancé

  ​A gift for Christmas 2020, since I’m a 90-Day Fiancé fan. Angela wishes me a Merry Christmas and
Lupus and purple spot

Lupus and Purple Spots on Skin

Lupus is an autoimmune disorder that can cause purple spots on skin. There are many different reasons for
Bisphosphonate drugs and lupus

Bisphosphonate Drugs and Lupus

Many SLE patients have fractures in their spine (vertebral fractures), and around half do not realize it. After
dry skin close up on the face of a woman

Lupus and Dry Skin

Lupus often manifests its effects on the skin. One potential problem is dry, itchy skin. Fortunately, a lot
Normal SD-OCT in a lupus patient

Rheumatologists: What if hydroxychloroquine eye tests show retinopathy [FEB 2023 Update]

Do not automatically stop hydroxychloroquine if your eye doctor tells you your patient has HCQ-retinopathy! Read more about
Lupus life expectancy

Understanding Lupus Life Expectancy [Feb 2025 Update]

Dr. Thomas has systemic lupus erythematosus (SLE) patients in their 70s, 80s, and 90s! Living with lupus is
Woman with lupus helping lupus research for the Lupus Foundation of America

Share Lupus Experiences Now: Help current research on lupus

IF YOU HAVE LUPUS OR ARE A CAREGIVER: Help current research on lupus by sharing your experiences with
Immunosuppressants and COVID vaccine ACR guidelines and recommendations

Immunosuppressants and COVID Vaccine: Fundamentals in the new guidelines

Immunosuppressants and COVID vaccine: which you should stop and not stop American College of Rheumatology Clinical Guidance Summary UPDATED
A lupus Coombs test being done in a lab

Understanding the Lupus Coombs Test (March2025 Update)

The Direct Coombs test is a criterion in the systemic lupus erythematosus (SLE) classification criteria. It is also
Malar butterfly rash symptom of lupus

Types of Rash in Lupus: A Comprehensive Guide [March 2025 Update]

Lupus patients have many more types of rash than the commonly discussed butterfly rash and discoid lupus. After
X-ray of lupus joint and muscle pain

Lupus Joint and Muscle Pain [February 2025 Update]

Close to 90% of people with systemic lupus erythematosus (SLE) will have joint and muscle pain. Fortunately, today’s
Low vitamin D levels can make lupus worse

The Best Lupus Books? Look in the useful list below

Kelli of “More Than Lupus” describes what she considers the best lupus books ​ What are your favorite
Childhood stress and lupus question answered by Dr. Donald Thomas

Childhood Trauma, PTSD, Racism, Stress, and Lupus

Multiple studies show that stress and trauma increase the risk of developing lupus as well as causing lupus
Image showing complications of dry mouth from lupus exocrine involvement

Lupus and The Exocrine Gland System: Sjögren’s Disease [March 2025 Update]

Lupus patients can have dry mouth, eyes, and skin. These symptoms can lead to discomfort, infections, vision problems,
Illustration of a clipboard, doctor and thyroid

Lupus and Thyroid Medications

Lupus and thyroid disease go hand in hand. The thyroid gland, which is situated at the front of
Map of the USA showing shortage of rheumatologists for lupus patients

Colossal Shortage of Rheumatologists is Here: Panic?

World-wide shortage of rheumatologists= getting worse. This is why it is getting harder to get an appointment with
systemic lupus can go into remission on medication

Can Lupus Go Into Remission? – Now thrilled to say “Yes!”

Systemic Lupus Erythematosus (SLE) can go into a lupus remission on medications or treatment Lupus patient: “My doctor
Lupus related hair loss

Hair and Skin Problems in Lupus [Feb 2025 Update]

Most individuals with systemic lupus erythematosus (SLE) experience skin involvement or hair loss. There are many different types
A man with trigger finger due to tenosynovitis

Now Research Shows: Lupus tendinitis, common cause of lupus pain

Jaccoud’s arthropathy due to lupus tendinitis (lupus tendonitis) and lupus tenosynovitis What is lupus tendinitis (also spelled lupus
Melatonin being produced by the pineal gland in lupus

Melatonin For Lupus May be Good Per the Best Medical Evidence [NEW!]

Melatonin For Lupus: What does the Research Show?         (Updated August 2021) Why do people
Anti-inflammatory diet for lupus patients

Lupus and Vegetarian Diet: What is the best medical evidence?

Ask Dr. T Question about lupus diet and vegetarians Lupus and Vegetarian Diet? Eating a Vegetarian Diet can
The Lupus Encyclopedia book cover 2nd edition

Three Potential Book Covers for The Lupus Encyclopedia 2nd Edition

THE VOTE IS IN! See the new book cover below 315 people voted for the new book cover
Arm wrestling to see which is better for lupus nephritis: Lupkynis or Benlysta

Lupkynis vs Benlysta for Lupus Nephritis: Dr. Thomas Has His Verdict!

Which is better for lupus nephritis? ​Here is my answer! Which is better for lupus nephritis? Benlysta or
Dry mouth from lupus and Sjogren

Lupus Can Cause Tooth Decay: How to Prevent Dry Mouth and Cavities (February 2025 Update)

Did you know that lupus patients have a high rate of poor dental health and tend to lose
itchy skin like happens with lupus rashes

Itchy Skin Can Be a Sign of Active Lupus

Updated JUN 2023 Itchy skin can occur with active lupus rashes (cutaneous lupus). However, other causes are much
Discoid lupus erythematosus on the cheek of a white woman with systemic lupus

Can Discoid Lupus Turn into Systemic?- “Sure” Now more about the truth

The Latest Research Answers the Question: “Can discoid lupus turn into systemic lupus erythematosus?” Discoid lupus: note the
Lupus Mottled Skin

Lupus Mottled Skin & Symptoms (Feb 2025 Update)

One skin issue associated with systemic lupus erythematosus (SLE) is “mottled skin,” with livedo reticularis being one of
Proteinuria in lupus nephritis. This is what a kidney looks like

Proteinuria in Lupus Nephritis: Video tips and the bottom line [March 2025 UPDATE]

When excessive protein leaks from the kidneys and into the urine, it is called proteinuria. Proteinuria in lupus
Lupus and hives on arm

Lupus and Hives

Systemic lupus erythematosus (SLE) can cause hives (also called urticaria). Hives are itchy, swollen bumps that appear on
Photo of sunspots: Johns Hopkins Lupus Center Reviews

Johns Hopkins Lupus Center Reviews: 2025 Sunspots & Milder Lupus?

Johns Hopkins Lupus Center Reviews: Could sunspots in 2025 lead to milder lupus? 2014 photo by NASA showing
smart phone with apps

Arthritis – “it’s a Pain in the App” [Coping with lupus]

Guest post: One method of coping with the struggles of lupus Living and coping with the challenges of
Use of DHEA in lupus patients

DHEA and Lupus: Research shows it to be useful and good in some

Other Facts about DHEA and lupus – DHEA and lupus: DHEA stands for DeHydroEpiAndrosterone – It is produced
Lupus and gastro issues

Lupus and Gastro Issues [March 2025 Update]

Lupus and its treatments can affect the gastrointestinal (GI) tract, from the mouth to the intestines. Mouth sores
Connective Tissue Disease written on a white board by a doctor

Undifferentiated Connective Tissue Disease: It Is Real! (Feb 2025 Update)

Undifferentiated connective tissue disease (UCTD) is one of the most common diagnoses made by rheumatologists. Many systemic lupus