I found the web site from which all your questions seem to originate, and this particular link on the first page contains a typographical error - the actual article refers to Endokarditiden, not Endokarditien.
(cf. http://www.dgkardio.de/Leitlinien/LeitlinieProphylaxeEndokar...

Not much reference material on the subject, but see these:
Antiphosholipid Syndrome and Nonbacterial Thrombotic Endocarditides Presented by Paul LeLorier, MD. ...
cardiology.uchicago.edu/pages/fellowcases/Lelorier398/endocarditis.html - 7k - Im Archiv - Ähnliche Seiten
Exam questions for rd year students
... disease – aortic stenosis and aortic regurgitation; Myocarditides; Pericarditides;
Endocarditides; Essential and secondary hypertension; Therapy of hypertension; ...
www.jfmed.uniba.sk/novyweb/pracoviska/KL1Ii/samotazky.html

HTH.

This would be the closest correctly spelled word that can be modified with "bacterial."

Fuad

The author is addressing the plural of Endokarditis, which can translate as endocardites or as forms/types of endocarditis.

AltaVista (English) AltaVista (English) 16,476 pages found word count: forms of endocarditis: 11 types of endocarditis: 16 endocardites: 1007 endocarditis: 50246 versions of endocarditis: 0

Dorlands's Illustrated Medical Dictionary (ISBN 0 72162859 1) lists 33 types of endocartitis, including -- among others -- acute bacterial, bacterial, bacterial, mural, mycotic, rheumatic, rickettsial, septic, staphylococcal, streptococcal, subacute bacterial, syphylitic and viridans endocarditis, e. lenta in additio to some non-bactierial/noninfectuous forms.

http://www.americanheart.org/Heart_and_Stroke_A_Z_Guide/bend...
http://software2.bu.edu/COHIS/cardvasc/heart/endocard.htm
http://medlineplus.adam.com/ency/article/000681.htm
etc.

'cause they're bacteria in the heart!

Really (plural).
Although most patients recover from the acute attack, long-term consequences are common, including scarring of cardiac valves (murmurs), which may then become stenotic, incompetent, or prone to endocardits.
http://endeavor.med.nyu.edu/courses/generalpathology/coursew...


In a poor quality prognosis article, the rate of infective endocardits

http://www.thenhs.com/bham-womens/cats/library/bwm08012.htm

Hope it can help you.

Best Regards,
Serge