Ketosteril

Dr Antonio Cayatte is a physician in General and Acute Medicine with over 30 years of experience across clinical care, medical research, and education. He offers online consultations for adults with a wide range of symptoms, both acute and chronic.

His clinical background includes:

• assessment of sudden or unclear symptoms
• ongoing care for chronic conditions
• follow-up after hospital discharge
• interpretation of test results
• medical support while abroad

Dr Cayatte earned his degree from the University of Lisbon and taught internal medicine at Boston University School of Medicine. He holds active medical registrations in both Portugal and the UK and is a Fellow of the American Heart Association.

Consultations are available in English and Portuguese. Patients value his clarity, professionalism, and balanced approach to evidence-based care.

Dr Anastasiia Hladkykh is a physician-psychotherapist and psychologist with over 14 years of experience working with individuals struggling with various types of addictions and their families. She provides online consultations for adults, combining medical knowledge with deep psychological support and practical tools.

Key areas of expertise:

• Addiction treatment: alcohol and drug dependence, gambling addiction, compulsive behaviours, codependent relationships.
• Support for families of addicted individuals, behavioural correction within the family system, guidance for maintaining remission.
• Mental health: depression, bipolar disorder, obsessive-compulsive disorder (OCD), anxiety disorders, phobias, PTSD, generalised anxiety, emotional trauma, and the psychological impact of loss or emigration.
• Psychoeducation: explaining complex mental health concepts in simple language, helping patients and their families understand diagnoses and treatment steps.

Therapeutic approach:

• Client-centred, straightforward, and empathetic – focused on practical outcomes and emotional stabilisation.
• Prescribes medications when needed, but always aims to minimise unnecessary pharmaceutical use.
• Certified in multiple evidence-based methods: CBT, NLP (Master Practitioner), Ericksonian hypnosis, symbol drama, art therapy, and systemic therapy.
• Each consultation results in a clear, structured plan – patients leave knowing exactly what to do next.

Experience and background:

• Member of the German association Gesundheitpraktikerin and the NGO “Mit dem Sonne in jedem Herzen.”
• More than 18 publications in international peer-reviewed journals, translated into several languages.
• Volunteer work with Ukrainian refugees and military personnel at the University Clinic of Regensburg.

Dr Marina Kuznetsova is an internal medicine doctor and cardiologist with a PhD in medicine. She provides online consultations for adults with chronic and acute conditions, with a strong focus on cardiovascular health. Her approach is based on current clinical guidelines and evidence-based treatment strategies.

Areas of expertise:

• dyslipidaemia and lipid metabolism disorders
• prevention and management of atherosclerosis
• blood pressure monitoring and antihypertensive therapy
• arrhythmias: diagnosis, follow-up, and treatment adjustment
• cardiovascular care and recovery support after Covid-19

Dr Kuznetsova helps patients manage cardiovascular risk factors, optimise long-term treatment, and gain clarity in complex health situations – all through accessible and structured online care.

Dr. Eteri Tabeshadze is a cardiologist with the highest qualification category and over 32 years of clinical experience. She also practises functional diagnostics, offering a comprehensive approach to cardiovascular care. Dr. Tabeshadze provides online consultations for adults with a wide range of heart-related conditions, from preventive screenings to acute and chronic disease management.

Areas of expertise include:

• Diagnosis and treatment of hypertension, coronary artery disease, and chronic heart failure
• Management of arrhythmias and conduction disorders, including paroxysmal events
• Emergency care: myocardial infarction, acute left ventricular failure, acute pulmonary heart disease
• Post-thromboembolism care and evaluation of cardiomyopathies
• Treatment of vegetative dysfunction and autonomic disorders
• Interpretation of cardiovascular tests: ECG, Holter monitoring, ambulatory blood pressure monitoring (ABPM), echocardiography (including transesophageal echo), stress echocardiography, exercise testing (VEM, treadmill test)

Dr. Tabeshadze combines extensive diagnostic experience with personalised care. She helps patients understand their cardiovascular health, navigate symptoms and diagnoses, and create tailored treatment plans to improve quality of life and reduce long-term risks.

Dr. Nataliia Bessolitsyna is a rheumatologist with extensive clinical experience. She provides online consultations focused on the diagnosis, treatment, and long-term management of joint diseases and systemic autoimmune disorders, following international clinical guidelines and evidence-based medicine.

You can consult Dr. Bessolitsyna about:

• Joint pain — acute, chronic, or recurring pain.
• Inflammatory arthritis: rheumatoid arthritis, psoriatic arthritis, polyarthritis, gouty arthritis.
• Degenerative joint conditions: osteoarthritis, knee and hip arthritis (gonarthrosis, coxarthrosis), nodal polyosteoarthritis.
• Periarthritis and spondyloarthritis.
• Spinal inflammation: ankylosing spondylitis (Bechterew’s disease).
• Systemic autoimmune diseases: lupus, scleroderma, systemic vasculitis.
• Osteoporosis and bone fragility.

Dr. Bessolitsyna offers a personalised and structured approach — helping patients identify causes of joint pain, interpret test results, and follow tailored treatment plans. Her consultations focus on early diagnosis, symptom control, complication prevention, and improving long-term quality of life.

With remote access to specialist care, patients can receive expert rheumatology support wherever they are.

Dr Anna Biriukova is an internal medicine doctor with clinical experience in cardiology, endocrinology, and gastroenterology. She provides online consultations for adults, offering expert medical support for heart health, hormonal balance, digestive issues, and general internal medicine.

Cardiology – Diagnosis and treatment of:

• High blood pressure, blood pressure fluctuations, and cardiovascular risk prevention.
• Chest pain, shortness of breath, arrhythmias (tachycardia, bradycardia, palpitations).
• Leg swelling, chronic fatigue, reduced exercise tolerance.
• EKG interpretation, lipid profile evaluation, cardiovascular risk assessment (heart attack, stroke).
• Post-COVID-19 cardiac monitoring and care.

Endocrinology – Diabetes, thyroid, metabolism:

• Diagnosis and management of type 1 and type 2 diabetes, and prediabetes.
• Individual treatment plans including oral medications and insulin therapy.
• GLP-1 therapy– modern pharmacological treatment for weight management and diabetes control, including drug selection, monitoring, and safety follow-up.
• Thyroid disorders – hypothyroidism, hyperthyroidism, autoimmune thyroid diseases (Hashimoto’s, Graves’ disease).
• Metabolic syndrome – obesity, lipid disorders, insulin resistance.

Gastroenterology – Digestive health:

• Abdominal pain, nausea, heartburn, gastroesophageal reflux (GERD).
• Stomach and intestinal conditions: gastritis, irritable bowel syndrome (IBS), indigestion.
• Management of chronic digestive disorders and interpretation of tests (endoscopy, ultrasound, labs).

General internal medicine and preventive care:

• Respiratory infections – cough, colds, bronchitis.
• Lab test analysis, therapy adjustments, medication management.
• Adult vaccinations – planning, contraindications assessment.
• Cancer prevention – screening strategies and risk assessment.
• Holistic approach – symptom relief, complication prevention, and quality of life improvement.

Dr Biriukova combines internal medicine with specialist insight, offering clear explanations, personalised treatment plans, and comprehensive care tailored to each patient.

Dr Anna Kondratiuk is a psychiatrist and psychotherapist with over 13 years of clinical experience in both inpatient and outpatient settings. She provides online consultations for adults, offering a balanced approach that combines evidence-based pharmacological treatment with psychotherapy.

Main areas of support:

• Depression and burnout
• Anxiety, panic attacks, phobias
• Post-traumatic stress disorder (PTSD)
• Psychosomatic symptoms and sleep disturbances
• Health anxiety (hypochondria)
• Mental health support in chronic physical illness
• Adjustment disorders and low self-esteem

Dr Kondratiuk focuses on creating a safe and respectful therapeutic environment where patients feel heard and supported. Her goal is to help each person achieve lasting improvements in their mental well-being.

Dr. Nikita Savin is a paediatrician providing online consultations for children of all ages. He offers comprehensive medical care with a focus on preventive health, proper development, and long-term management of chronic and complex conditions.

His areas of expertise include:

• Preventive care and vaccination planning, including catch-up schedules for children.
• Assessment of psychomotor, emotional, and physical development.
• Diagnosis, treatment planning, and clinical monitoring for paediatric conditions.
• Nutritional guidance for infants, including the choice of adapted milk formulas tailored to medical needs.
• Early identification of rare and orphan diseases.
• Ongoing care for children with chronic or complex health conditions.

By combining paediatrics with a personalised approach, Dr. Savin ensures professional support that addresses both the physical health and overall well-being of children, while guiding parents at every stage of their child’s growth.

Dr. Giorgi Tskipurishvili is a psychiatrist specialising in online mental health consultations for adults. He helps patients manage anxiety disorders, depression, emotional instability, and other mental health conditions by integrating medical and psychotherapeutic approaches.

His areas of expertise include:

• Anxiety disorders and chronic stress.
• Panic attacks and trauma-related symptoms.
• Depressive episodes and mood disorders.
• Burnout, emotional exhaustion, and psychosomatic symptoms.
• Sleep disorders and coping with life transitions.

Dr. Tskipurishvili applies evidence-based methods, including cognitive behavioural therapy (CBT), pharmacotherapy, coaching, and MAC therapy techniques. His approach is structured, compassionate, and tailored to each patient’s unique needs.

Focused on restoring emotional stability and improving quality of life, Dr. Tskipurishvili offers professional psychiatric care and personalised treatment plans through online consultations.

Dr. Alina Tsurkan is a licensed family medicine physician based in Portugal, offering online consultations for adults and children. She provides professional primary care, with a focus on prevention, accurate diagnosis, and long-term management of acute and chronic conditions.

Dr. Tsurkan supports patients with a wide range of health issues, including:

• Respiratory infections: cold, flu, bronchitis, pneumonia, and lingering coughs.
• ENT conditions: sinusitis, tonsillitis, otitis (ear infections), sore throat, allergic rhinitis.
• Eye conditions: allergic or infectious conjunctivitis, red eyes, irritation.
• Digestive issues: acid reflux (GERD), gastritis, irritable bowel syndrome (IBS), constipation, bloating, nausea.
• Urinary and reproductive health: urinary tract infections (UTIs), cystitis, prevention of recurrent infections.
• Chronic diseases: hypertension, elevated cholesterol, weight management.
• Neurological complaints: headaches, migraines, sleep disturbances, fatigue, general weakness.
• Children’s health: fever, infections, digestive issues, follow-ups, vaccination guidance.

She also provides:

• IMT medical certificates for driving licence exchange in Portugal.
• Personalised preventive care and wellness consultations.
• Interpretation of test results and medical reports.
• Follow-up care and medication review.
• Support in managing multiple coexisting conditions.
• Remote prescription management and medical documentation.

Dr. Tsurkan’s approach is evidence-based and holistic. She works closely with each patient to develop an individualised care plan that addresses both symptoms and root causes. Her goal is to empower patients to take control of their health and maintain well-being through lifestyle adjustments, routine check-ups, and early intervention.