Patients interested in health topics


This website is exclusively financed by the Lake Constance Radiation Oncology Centre. It is free of advertising. There are no existing sponsoring relationships. The medical technological industry is neither directly nor indirectly involved in the financing of our website.


Lake Constance Radiation Oncology Centre
(regional professional group)

Location Singen (main premises):
Dr. Susanne Bartelt, MD
Dr. Stephan Hennings, MD
Prof. Dr. Johannes Lutterbach, MD 

Virchowstr. 10b
D-78224 Singen

Telephone +49 7731 797 68-0
Fax +49 7731 797 68-13


Location Friedrichshafen (secondary premises, as of Sept. 1, 2009)
Dr. Mari Björnsgard, MD
Dr. Ursula Reichmann, MD

Röntgenstr. 12
D-88048 Friedrichshafen

Telephone +49 7541 603 37-0
Fax +49 7541 603 37-13



Prof. Dr. Johannes Lutterbach, MD


State Medical Chamber of Baden-Württemberg
Jahnstraße 40, 70597 Stuttgart, Telephone +49 711 769 89-0

The relevant applicable rules of conduct of the State Medical Chamber of Baden-Württemberg in the version from February 9, 2005 can be accessed under the following link: Professional Code of Conduct

National Association of Statutory Health Insurance Physicians Baden-Württemberg
Regional Head Office Freiburg
Sundgau Allee 27, 79114 Freiburg, Telephone +49 761 884-0



See7 Advertising Agency, Singen


This website also contains links or references to third-party websites. These links to third-party websites do not represent any endorsement of their content by the publisher of this site. We do not accept any responsibility for the availability or the content of such websites and no liability for damage or injury – of whatever form – that result from the use of such content. With the links to other Internet presences, the users are only given access to the use of the content. The provider of the linked website alone is liable for illegal, incorrect, or incomplete content and for damages incurred by its use.


The Health on the Net Foundation Code of Conduct (HONcode) for medical and health Web sites addresses one of Internet's main healthcare issues: the reliability and credibility of information.

The HON foundation certification focus only on human health online content.


1. Authoritative

Indicate the qualifications of the authors

Any medical or health advice provided and hosted on this site will only be given by medically trained and qualified professionals unless a clear statement is made that a piece of advice offered is from a non-medically qualified individual or organisation.

2. Complementarity 

Information should support, not replace, the doctor-patient relationship

The information provided on this site is designed to support, not replace, the relationship that exists between a patient/site visitor and his/her existing physician.

3. Privacy

Respect the privacy and confidentiality of personal data submitted to the site by the visitor

Confidentiality of data relating to individual patients and visitors to a medical/health Web site, including their identity, is respected by this Web site. The Web site owners undertake to honour or exceed the legal requirements of medical/health information privacy that apply in the country and state where the Web site and mirror sites are located.

Cookies are used only for technical reasons.

4. Attribution

Cite the source(s) of published information, date medical and health pages

Where appropriate, information contained on this site will be supported by clear references to source data and, where possible, have specific HTML links to that data. The date when a clinical page was last modified will be clearly displayed (e.g. at the bottom of the page).

5. Justifiability

Site must back up claims relating to benefits and performance

Any claims relating to the benefits/performance of a specific treatment, commercial product or service will be supported by appropriate, balanced evidence in the manner outlined above in Principle 4.

6. Transparency 

Accessible presentation, accurate email contact

The designers of this Web site will seek to provide information in the clearest possible manner and provide contact addresses for visitors that seek further information or support. The Webmaster will display his/her E-mail address clearly throughout the Web site.

7. Financial disclosure 

Identify funding sources

Support for this Web site will be clearly identified, including the identities of commercial and non-commercial organisations that have contributed funding, services or material for the site.

8. Advertising policy

Clearly distinguish advertising from editorial content

If advertising is a source of funding it will be clearly stated. A brief description of the advertising policy adopted by the Web site owners will be displayed on the site. Advertising and other promotional material will be presented to viewers in a manner and context that facilitates differentiation between it and the original material created by the institution operating the site.


February 14th, 2018