Cheng-Huai Ruan, MD

Internal Medicine Doctor

Dr. Cheng-Huai Ruan is an Internal Medicine Doctor in Houston, TX with special training and skill in the diagnosis, treatment, and care of adults across the spectrum from health to complex illness. Internists specialize in puzzling medical problems and in the ongoing care of chronic illnesses. Internists also specialize in preventing disease by promoting health, and are trained to manage multisystem disease conditions that single-organ-disease specialists may not be trained to address. As an Internal Medicine Doctor, Cheng-Huai Ruan, MD performs assessment, diagnosis, prevention, and treatment therapies for diseases and disorders in adult patients. Internal Medicine is a medical specialty focused on study, prevention, assessment, diagnosis, and treatment of short and long term multi-organ conditions. Significant diseases and conditions treated by Internal Medicine Doctors include cold and flu, heart disease, hypertension, diabetes, obesity, and chronic lung disease. Internists generally act as personal physicians and often develop long-term relationships with their patients. Medical tests, procedures and therapies provided by Internal Medicine Doctors include medical history reviews, physical exams, blood tests, scans, and other diagnostic tests, as well as specialist referrals. Internists may choose to practice only in the hospital, only in an outpatient clinic, or in both.

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Functional Medicine Doctor

Dr. Cheng-Huai Ruan is a Functional Medicine Doctor in Houston, TX with special training and skill in addressing the underlying cause of disease using a patient-centered focus on overall wellness to treat root causes of disease instead of focusing on symptom resolution alone. As a Functional Medicine Doctor, Cheng-Huai Ruan, MD performs physical exams, diagnostic testing, integrative medical techniques like acupuncture, acupressure, medical massage, and nutritional guidance, and medication prescription. Functional Medicine is a branch of medicine that users a patient-centered technique designed to determine specific treatment based on each patient's unique lifestyle, environment, genetics, and medical history. Significant diseases and conditions treated by Functional Medicine Doctors include acute disease like throat, ear, and sinus infections, skin rashes, acid reflux, bronchitis, hormonal imbalance, erectile dysfunction (ED), vaginal dryness, urinary tract infection, common wounds and injuries, and chronic conditions like diabetes, asthma, hypertension, high blood pressure, obesity, back pain, arthritis, anxiety, and recurring pain in the neck, knee, elbow, and hip. Medical tests, procedures and therapies provided by Functional Medicine Doctors include physical examination, x-ray, ultrasound, MRI, and CT imaging, blood and urine testing, tissue biopsy, hormone level testing, acupuncture, acupressure, medical massage, cupping, cryotherapy, aromatherapy, and many other integrative medical procedures that make up a whole treatment plan drawn from a wide variety of medical practices.

Integrative Medicine Doctor