Internal Medicine Symptoms

Internal Medicine focuses on the diagnosis, treatment, and prevention of adult diseases, often managing complex and chronic conditions. Internists (internal medicine doctors) are skilled in identifying a wide range of symptoms that can affect multiple systems in the body.

Below are some common symptoms that may require evaluation by an internal medicine specialist:

General Symptoms

Fatigue or unexplained tiredness
Fever, chills, or night sweats
Unexplained weight loss or gain
Loss of appetite

Cardiovascular Symptoms

Chest pain or tightness
Shortness of breath (especially on exertion or lying down)
Palpitations (irregular or rapid heartbeat)
Swelling in the legs or ankles

Respiratory Symptoms

Persistent cough
Wheezing or difficulty breathing
Coughing up blood
Recurrent chest infections

Gastrointestinal Symptoms

Abdominal pain or bloating
Nausea, vomiting, or indigestion
Constipation or diarrhea
Blood in stool or black, tarry stools

Neurological Symptoms

Headaches or dizziness
Numbness or tingling in limbs
Memory loss or confusion
Tremors or weakness

Endocrine and Metabolic Symptoms

Frequent urination or increased thirst
Unexplained changes in weight
Sensitivity to cold or heat
Irregular menstrual cycles in women

Musculoskeletal Symptoms

Joint pain or swelling
Muscle aches or stiffness
Back or neck pain

Urinary Symptoms

Pain or burning during urination
Frequent urge to urinate
Blood in urine
Incontinence or difficulty passing urine

When to See an Internist

If you are experiencing any of the symptoms above—especially if they persist, worsen, or occur together—it’s essential to consult an internal medicine physician. Internists provide comprehensive care and can coordinate treatments with other specialists if needed.