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Internal Medicine Specialist in México City: Infections and Chronic Conditions

If you are experiencing persistent symptoms, unexplained pain, metabolic issues, or recurring infections, Dr. Roberto Arenas provides a comprehensive medical evaluation to identify the root cause and create a precise treatment plan.

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Keep Your Health Under Control

If you have searched your symptoms online, tried self-medication, or visited multiple specialists without clear answers, Dr. Roberto Arenas offers a thorough internal medicine evaluation designed to identify the underlying problem and guide you toward the right treatment.

When should you see an specialist?

  • You experience viral or bacterial infections that return frequently.
  • Your glucose, cholesterol, or blood pressure levels fluctuate unexpectedly.
  • You often feel fatigued without a clear explanation.
  • You want a preventive medical check-up to detect diseases early.
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Areas of Expertise in Internal Medicine

Early evaluation allows timely detection of conditions that may progress silently and helps prevent future complications.

Recurrent or Complex Infections

Urinary, respiratory, or digestive infections that improve temporarily but keep returning may indicate an underlying cause that needs proper identification to achieve long-term resolution.

Metabolic Diseases

Conditions such as high blood sugar, hypertension, fatty liver disease, and elevated cholesterol are often interconnected and require an integrated treatment approach to prevent cardiovascular complications.

Inflammatory and Immune-Related Diseases

Disorders in which the immune system affects different organs can cause persistent symptoms such as fatigue, joint pain, or chronic inflammation and require ongoing specialized care.

Comprehensive Symptom Evaluation

Frequent fatigue, weight changes, dizziness, or fluctuations in glucose and cholesterol levels may indicate metabolic imbalance that requires a complete medical assessment.

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Why Choose Dr. Roberto Arenas?

Dr. Arenas has extensive experience managing recurrent and complex diseases, combining internal medicine expertise with advanced clinical diagnostic tools to provide accurate diagnoses and well-structured treatment plans.

Professional Background:

  • Internal Medicine Residency – Hospital Ángeles Clínica Londres, UNAM

  • International academic training at institutions including Stanford, Yale, Johns Hopkins, University of Toronto, and the European Society of Cardiology

  • Certified Member of the Mexican Board of Internal Medicine

What You Will Receive During Your Consultation?

Diagnostic Certainty

A detailed review of your medical history, laboratory results, and symptoms to identify the root cause and establish a clear medical plan from the first visit.

Ongoing Medical Follow-Up

A treatment plan focused on resolving the underlying condition, helping prevent symptom recurrence and supporting faster recovery.

Preventive Comprehensive Evaluation

If you do not yet have a confirmed diagnosis, a complete medical check-up using advanced diagnostic tools helps detect metabolic risk factors and prevent future complications.

Specialty Consultation

$1,800 MXN

A comprehensive evaluation designed to identify the root cause of your symptoms and provide clarity from day one.

  • Detailed review of medical history and previous studies.
  • Metabolic risk factor evaluation.
  • Personalized guidance for diabetes, blood pressure, and recurrent infections.
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Reception: (561) 019 1512

Rapid Diagnostic Testing (Same-Day Results)

Early detection with in-office rapid testing — no external laboratories required.

  • Infectious disease screening: COVID-19, Influenza, respiratory viruses

  • Sexual health screening: STD detection

  • Metabolic monitoring: glucose, HbA1c, cholesterol

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Reception: (561) 019 1512

Patient Reviews

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Frequently Asked Questions

What conditions does Dr. Roberto Arenas commonly treat?

  • Diabetes Mellitus

  • Hypertension

  • Metabolic Syndrome and High Cholesterol

  • Fatty Liver Disease

  • Recurrent Infections

  • Chronic Respiratory Conditions

  • Autoimmune Diseases

  • Comprehensive Preventive Medical Check-ups

When should I visit an Internal Medicine Specialist?

When your symptoms do not have a clear explanation or when consulting different specialists has not provided a definitive diagnosis. Internal medicine focuses on evaluating the whole clinical picture to identify the true cause and coordinate specialized care when necessary.

Does Dr. Roberto Arenas treat complex or recurrent infections?

Yes. His approach focuses on identifying why infections recur and establishing definitive treatment plans that break the cycle of relapse.

Can rapid tests be performed in the office?

Yes. In-office rapid testing is available for STDs, COVID-19, Influenza, and metabolic markers, allowing treatment decisions to begin immediately.

Do I need previous lab tests before my first appointment?

Not necessarily. If you already have recent studies, you may bring them; otherwise, only the necessary tests will be requested after your evaluation to avoid unnecessary expenses.

Acting Early Can Make the Difference

Schedule your appointment with Dr. Roberto Arenas, Internal Medicine Specialist with extensive experience helping patients detect infections and complex diseases early and receive the right treatment from the first visit.

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CLICK TO CALL

Reception: (561) 019 1512