District Hospital Gummersbach Oberberg

Gummersbach, Germany

Department of Internal Medicine I (Diabetology, Gastroenterology, Infectious Diseases, Cardiology, Nephrology and Dialysis, Pneumology)

Robert Hoffmann

Dr. med.

Robert Hoffmann

Specialized in: internal medicine, gastroenterology, diabetology, nephrology

The Department of Internal Medicine I at the Klinikum Oberberg in Gummersbach provides treatment to patients with all diseases from the field of internal medicine apart from drug treatment of malignancies (cancer) and blood disorders (hematology / Department of Internal Medicine II).  The main focuses include gastroenterology (diseases of the gastrointestinal tract, liver and pancreas), nephrology (kidney diseases) and conservative cardiology (heart diseases). The chief physician of the Department of Internal Medicine I (Diabetology, Gastroenterology, Infectious Diseases, Cardiology, Nephrology and Dialysis, Pneumology) is PD Dr. med. Robert Hoffmann.


The Gummersbach District Hospital has a specially trained (according to the program of the German Diabetes Society DDG) professional consultant for diabetics. 

After the diagnosis one of the first measures is structured patient education. As the basis of each treatment, the team of the Department provides the patient with all necessary basic information and skills required to understand and accept the disease and ultimately to live a normal life. The top-priority objective is to restore or to maintain the quality of life.  

The diabetes consultant is responsible for training and advising of patients (or their relatives) with type I diabetes, type II diabetes, patients with insulin dispensers as well as other forms of diabetes, such as gestational diabetes. 


The Section of Endoscopy of the Department of Internal Medicine I at the Klinikum Oberberg in Gummersbach provides diagnostic and therapeutic endoscopy for both adults and children over 4,000 times a year. 

The range of services of the Section of Endoscopy:

  • Mucotomy and polypectomy
  • Hemostasis
  • Ligation and sclerotherapy of the esophageal varices
  • Bougienage for esophageal stenosis
  • Endoscopic treatment of achalasia
  • Treatment by argon beam coagulator (angiodysplasia, vascular ectasia, tumors)
  • Endoscopic removal of a foreign body
  • Installation of PEG gastrostomy, monitoring and revision
  • Endosonography (diagnosis and treatment)
  • ERCP (diagnostic and interventional)
  • Sonography-guided targeted puncture of the abdominal organs

Infectious diseases 

For the treatment of patients with infectious diseases, who need isolation, the Department of Internal Medicine I has 8 beds with a disinfecting chamber. 

Moreover, the chief physician Priv.-Doz. Dr. med. Robert Hoffmann supervises a specialized outpatient clinic for the patients with chronic hepatitis B and C. 


The Gummersbach District Hospital has a wide modern range of non-invasive cardiac diagnosis and treatment for the patients with heart and circulatory disorders. 

The spectrum of services of cardiac angiologic diagnosis covers: 

  • ECG at rest and during exercises
  • Continuous ECG
  • Ambulatory blood pressure monitoring
  • Electrical cardioversion
  • Electrical stimulation for cardiac arrhythmias
  • Doppler sonography of all vessels
  • Implantation of single and dual chamber stimulators
  • Cardiac monitor implantation
  • Monitoring of cardiac pacemakers (after surgery or during inpatient stay)
  • 2D and 3D echocardiography
  • 2D and 3D TEE echocardiogram
  • 2D and 3D stress echocardiography
  • Examination of the right heart
  • Cardio MRI (MRI of the heart)

Nephrology and Dialysis

The Section of Nephrology and Dialysis at the Gummersbach District Hospital is headed by Dr. med Weimershaus (specialist in the field of internal medicine / nephrology). It offers the entire spectrum of diagnosis in nephrology. In addition to special urinary tests (urine protein test and test to determine the composition of cellular elements) and conventional imaging methods (ultrasound, color duplex sonography, CT, MRI), there is provided a renal biopsy. Moreover, there are carried out all modern special immunological examinations. The treatment of nephrological diseases diagnosed by the above-mentioned methods is provided according to the internationally recognized guidelines. 

The range of kidney diseases includes both primary (glomerulonephritis) and secondary diseases, such as diabetic nephropathy, nephrosclerosis due to hypertension or immunologic and rheumatic diseases. 


The Department of Internal Medicine I, headed by PD Dr. med. Robert Hoffmann, provides treatment of all diseases of lungs and respiratory tracts. The Department specializes in the treatment of infectious lung diseases and asthmatic complaints. The field of nephrology offers a wide range of diagnostic and therapeutic methods. 

These also include the following non-invasive methods: 

  • Pulmonary function test with the whole-body plethysmography
  • Bronchospasmolysis and bronchoprovocation test
  • Ultrasound of lungs and pleural cavity
  • ECG of the right heart

The invasive methods used in the Department of Internal Medicine I also include:

  • Videobronchoscopy (endoscopic examination of the bronchi) by means of biopsy and transbronchial puncture
  • Bronchial lavage for bacterial diagnosis
  • Thoracic drainage – treatment of pleural effusion and pneumothorax
  • Pleurodesis (chemical and drug obliteration of the pleura)

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