The 20 Best Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) Doctors in Portugal

Find the Top Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 27 doctor with experience in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) near Portugal. Of these, 26 are Experienced and 1 are Advanced.

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27 providers found
    Advanced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Werner E. Hofmann
    Advanced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Werner E. Hofmann
    Deutschland, PT 

    Werner Hofmann practices in Deutschland, Portugal. Mr. Hofmann is rated as an Advanced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Low Sodium Level, Diskitis, and Polymyalgia Rheumatica.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Nuno B. Oliveira
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Nuno B. Oliveira
    Caldas Da Rainha, PT 

    Nuno Oliveira practices in Caldas Da Rainha, Portugal. Mr. Oliveira is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Antisynthetase Syndrome, Rhabdomyolysis, and Low Sodium Level.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Catarina Rodrigues-Cidade
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Catarina Rodrigues-Cidade
    Penafiel, PT 

    Catarina Rodrigues-Cidade practices in Penafiel, Portugal. Ms. Rodrigues-Cidade is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Gestational Diabetes, Newborn Low Blood Sugar, Lemierre Syndrome, and Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH).

    Learn about our expert tiers
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Marco O. Fernandes
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Marco O. Fernandes
    Lisbon, PT 

    Marco Fernandes practices in Lisbon, Portugal. Mr. Fernandes is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Lymphofollicular Hyperplasia, Splenic Infarction, Kikuchi Disease, and Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH).

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Ricardo C. Fonseca
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Ricardo C. Fonseca
    Lisbon, PT 

    Ricardo Fonseca practices in Lisbon, Portugal. Mr. Fonseca is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Colorectal Cancer, Lynch Syndrome, Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Colonoscopy, and Endoscopy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Marta Roldao
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Marta Roldao
    Lisbon, PT 

    Marta Roldao practices in Lisbon, Portugal. Ms. Roldao is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Superior Mesenteric Artery Syndrome (SMAS), Low Sodium Level, Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Acute Hepatic Porphyria (AHP), and Splenectomy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Sofia R. Lerias
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Sofia R. Lerias
    Lisbon, PT 

    Sofia Lerias practices in Lisbon, Portugal. Ms. Lerias is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Cervical Cancer, Vulvar Cancer, PIK3CA-Related Overgrowth Spectrum, and Hysterectomy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Rita Varudo
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Rita Varudo
    Almada, PT 

    Rita Varudo practices in Almada, Portugal. Ms. Varudo is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Low Potassium Level, Pneumomediastinum, and Magnesium Deficiency.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Ana P. Santos
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Ana P. Santos
    Porto, PT 

    Ana Santos practices in Porto, Portugal. Ms. Santos is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Neuroendocrine Tumor, Pancreatic Islet Cell Tumor, Thyroid Cancer, and Pheochromocytoma.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Isabel Inacio
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Isabel Inacio
    Porto, PT 

    Isabel Inacio practices in Porto, Portugal. Ms. Inacio is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Hypothyroidism, Type 1 Diabetes (T1D), Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), and Magnesium Deficiency.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Pedro B. Souteiro
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Pedro B. Souteiro
    Porto, PT 

    Pedro Souteiro practices in Porto, Portugal. Mr. Souteiro is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Obesity, Cushing's syndrome, Adrenal Cancer, Gastric Bypass, and Gastrectomy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Filipa B. Monteiro
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Filipa B. Monteiro
    Almada, PT 

    Filipa Monteiro practices in Almada, Portugal. Ms. Monteiro is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Lemierre Syndrome, Necrotizing Fasciitis, Lactic Acidosis, Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), and Thrombectomy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Ana M. Ribeiro
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Ana M. Ribeiro
    Lisbon, PT 

    Ana Ribeiro practices in Lisbon, Portugal. Ms. Ribeiro is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Lymphofollicular Hyperplasia, Interstitial Nephritis, Pelvic Inflammatory Disease, and Splenectomy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Jacobo B. Blanco
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Jacobo B. Blanco
    Almada, PT 

    Jacobo Blanco practices in Almada, Portugal. Mr. Blanco is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) and Low Sodium Level.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Joao M. Gaspar
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Joao M. Gaspar
    Caparica, PT 

    Joao Gaspar practices in Caparica, Portugal. Mr. Gaspar is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Dysarthria, Low Sodium Level, and Facial Paralysis.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Marta Anastacio
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Marta Anastacio
    Lisbon, PT 

    Marta Anastacio practices in Lisbon, Portugal. Ms. Anastacio is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Superior Mesenteric Artery Syndrome (SMAS), Low Sodium Level, Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Necrotizing Myopathy (NM), and Splenectomy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Filipe A. Gonzalez
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Filipe A. Gonzalez
    Lisbon, PT 

    Filipe Gonzalez practices in Lisbon, Portugal. Mr. Gonzalez is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Pneumomediastinum, COVID-19, Sepsis, Pneumonia, and Thrombectomy.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Rita B. Mendes
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Rita B. Mendes
    Caparica, PT 

    Rita Mendes practices in Caparica, Portugal. Ms. Mendes is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Her top areas of expertise are Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH), Low Sodium Level, Secondary Peritonitis, and Peritonitis.

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Carmo Martins
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Carmo Martins
    Lisbon, PT 

    Carmo Martins practices in Lisbon, Portugal. Martins is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Their top areas of expertise are NUT Carcinoma, Anaplastic Thyroid Cancer, Parathyroid Adenoma, and Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH).

    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Rafael A. Cabrera
    Experienced in Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

    Rafael A. Cabrera
    Lisbon, PT 

    Rafael Cabrera practices in Lisbon, Portugal. Mr. Cabrera is rated as an Experienced expert by MediFind in the treatment of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). His top areas of expertise are Papillary Thyroid Cancer, Thyroid Cancer, Pyogenic Granuloma, and Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH).

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 27

    Last Updated: 04/28/2026

    What is the definition of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)?

    Syndrome of inappropriate antidiuretic hormone secretion (SIADH) is a condition in which the body makes too much antidiuretic hormone (ADH). ADH is also called vasopressin. This hormone helps the kidneys regulate the amount of water your body loses through the urine. SIADH causes your body to retain too much water. This usually leads to a low blood sodium level (hyponatremia).

    ADH is a substance produced naturally in an area of the brain called the hypothalamus. It is then released by the pituitary gland at the base of the brain.

    When should I see a Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor in Portugal?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor in Portugal?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor in Portugal?

    You can find a Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor in any of the 10 largest U.S. cities by clicking below:

    Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor near New York, NY
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    Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor near Phoenix, AZ
    Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor near Philadelphia, PA
    Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor near Atlanta, GA
    Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor near Boston, MA
    Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor near Dallas, TX
    Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor near San Jose, CA

    How does MediFind rank Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctors in Portugal?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctors in Portugal?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor in Portugal?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor search results page. 

    Why is it important to get a second opinion from a different Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor in Portugal?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctors in Portugal?

    Look for the filter feature on the left side of the Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor that offers video calls?

    Look for the filter feature on the left-side of the Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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