Pain in left side of back

When there is pain in the back on the left, many people begin to suspect disease of the spine. But not only the pathology of the spine can cause unpleasant symptoms. Almost 95% of people, after 35 years, begin to experience pain in the back.

pain on the left side of the back

There are many reasons capable to cause malfunction of internal organs, respiratory diseases, hypothermia, lack of exercise, incorrect posture and many others. You should not start to carry out medical activities, if you have pain in the left back. Only a competent expert correctly recognize the disease and prescribe treatment. And while more should be considered possible causes of the disease.

The cause of the discomfort

Before starting treatment, you must find out the cause of the pain, to establish its exact localization, the time. Perhaps the reason was a muscle strain as a result of severe physical stress or hypothermia. Here the main pathology under which back pain left side.

Intercostal neuralgia

Pain, which arises by compression, irritation or inflammation of the nerves located between the ribs. The causes of disease quite a lot. The main of them are: allergic reaction, nervous system diseases, reduction of immune forces of the body, tumors in the lung or pleura, hypothermia, certain infectious diseases (tuberculosis, herpes zoster), trauma of the back and chest, diseases of the spine (scoliosis, spinal hernia, etc.). When the nerves to the left it hurts the left side of the chest, aggravated by movement or breath, marked sweating, crying, goose bumps, numbness of the affected areas, a sleep disorder.


Kidney disease, which is associated with lesions of the parenchyma, cups and the pelvis of the kidney. In most cases, pyelonephritis develops due to the presence of infectious agents in the urinary bladder, which go up the ureters. Also the development of the pathology and contribute to other diseases: kidney stones, diabetes, diseases of the organs of the female reproductive system, etc.

Symptoms of kidney disease include pain in the lumbar region from the affected side, which gives to the pubic region, weakness and malaise, fever with increased sweating, the urine becomes turbid and acquires a reddish tint in the urine will be increased and the protein content of bacteria in the blood, increased ESR and leukocytosis.


A disease in which the organs of the urinary system are solid formations in the form of stones. These stones are nothing like the crystals of these salts in the urine. The appearance of the disease causes multiple causes: genetic predisposition, consumption of water containing large amount of mineral salts, insufficient fluid intake, lack of exercise. Depending on the location of pain your doctor can understand exactly where the jewel is.

You can confirm this by using the held ULTRASOUND study. In addition to back pain, patients experience cramps and burning sensation in the abdomen above the pubic area and the urethra, fever, renal colic, cloudy urine mixed with blood.

Myocardial infarction

Form of coronary disease, characterized by necrosis of the heart muscle due to inadequate blood supply. Most often the disease occurs among men aged 45 years. Causes of heart attack can be diabetes, obesity, high blood pressure, alcohol abuse, Smoking, mental stress.

Sudden stress can cause heart attack against coronary heart disease and angina. Clinical manifestations include burning and sharp pain in the heart region which can radiate to the left arm, jaw, shoulder blade, lower back. In addition, shortness of breath, cold clammy sweat, the feeling of lack of air and the feeling of fear of death, acrocyanosis .

Peptic ulcer


A chronic disease characterized by the appearance of ulcers on the gastric mucosa. Pathology are prone to frequent relapses, progression and the occurrence of various complications. Developing ulcers of the stomach for some reason: previous diseases of the digestive system, exposure to bile and hydrochloric acids, prolonged use of nonsteroidal anti-inflammatory drugs, ischemia of the gastric tissue.

It is proven that heredity plays an important role and there are cases of incidence between blood relatives. For peptic ulcer is characterized by pain at the top of the abdomen (beneath the xiphoid process), sometimes it can radiate to the back or upper quadrant. Typically, patients can point to specify the location of the unpleasant symptom. In addition to pain, patients complain of a feeling of heaviness, filling the stomach on an empty stomach or after a meal, irregularity, nausea, vomiting, leading to the elimination of unpleasant symptoms and pain.


Pathological condition in which there is accumulation of gas or air in the pleural cavity. The reason it becomes diseases of the respiratory system, injuries, malignancies, connective tissue disease, tuberculosis, etc., is most common among people aged 20-40 years.

Develops a pneumothorax always sudden and the severity of the symptoms depends on the degree of the fall of the lung. The main symptoms is a sharp pain on the top of the chest of the affected side, which increases during inspiration and may radiate to the hand, dry cough, shortness of breath, cyanotic skin, cold clammy sweat, lowering blood pressure, and sometimes fainting. With the open form of pneumothorax is possible to observe the blood from the wound.

Pulmonary tuberculosis

Serious infectious disease affecting the lung tissue. Pulmonary tuberculosis is the most common form of the disease. The cause of the disease – the Bacillus of Koch. Provoking factors for its reproduction are adverse conditions and some diseases which greatly weaken the immune system: Smoking, HIV infection, intake of special drugs, diabetes mellitus, cancer, chronic renal failure, and others.

Also at risk are people in prison, migrants, drug addicts and alcoholics. At the beginning of the development of the disease does not have symptoms or they are mild and occur in the form of a cold. Cough is absent or appear rarely with expectoration of viscous sputum with an unpleasant smell, back hurts on the left or right when lesions of the lung on one side. Also patients complain about fatigue, sweating, subfebrile body temperature, swollen lymph nodes, palpitations, sometimes hemoptysis.

In women the ovarian cyst

Benign tumor with liquid content inside and the tendency to increase. The appearance of the cyst is associated with disorders of menstruation, disorder of the endocrine system and unhealthy lifestyle. Pathology does not depend on age. First, the tumor does not manifest itself. The only symptom may be a nagging pain in the abdomen.

When you need emergency consultation of the doctor

If it hurts the left side of the back and the pain does not subside, then after a few days, you should suspect a serious condition that requires immediate medical intervention.

Also, do not ignore the appearance of other clinical signs:

  • sudden sharp pain in the abdomen;
  • unfounded loss of body weight;
  • a wrong functioning of the digestive tract and urogenital system;
  • a strong weakness, rise in body temperature.

Necessary examination


To diagnose the disease it is necessary to pass a comprehensive examination. A doctor can be assigned the following tests: blood for clinical and biochemical analysis, urinalysis, electrocardiography, ultrasonography, radiography or fluoroscopy, if necessary, MRI and CT scans, blood and other biological materials into tokens.