ΛΟΙΜΩΞΕΙΣ ΤΟΥ ΚΕΝΤΡΙΚΟΥ ΝΕΥΡΙΚΟΥ ΣΥΣΤΗΜΑΤΟΣ

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ÅöáñìïóìÝíç ÊëéíéêÞ Ìéêñïâéïëïãßá êáé ÅñãáóôçñéáêÞ ÄéáãíùóôéêÞ Ðåñßïäïò Â, Ôüìïò 13, Ôåý÷ïò 3, óåë. 114-121 2008 ÅéóáãùãÞ Ôï íåõñéêü óýóôçìá ôïõ áíèñþðïõ áðï- ôåëåßôáé áðü ôï êåíôñéêü íåõñéêü óýóôçìá – ÊÍÓ– (åãêÝöáëï êáé íùôéáßï ìõåëü) êáé ôï ðåñéöåñéêü íåõñéêü óýóôçìá – ÐÍÓ– (ôá åãêå- öáëéêÜ êáé íùôéáßá íåýñá). ÅãêÝöáëïò Ï åãêÝöáëïò áñäåýåôáé áðü ôïõò êëÜäïõò ôùí äýï Ýóù êáñùôßäùí êáé ôùí äýï óðïíäõ- ëéêþí áñôçñéþí. Ïé ôÝóóåñéò áñôçñßåò ðïñåý- ïíôáé óôïí õðáñá÷íïåéäÞ ÷þñï êáé ïé êëÜäïé ôïõò áíáóôïìþíïíôáé êáôÜ ïñéóìÝíï ó÷çìáôé- óìü óôç âáóéêÞ åðéöÜíåéá ôïõ åãêåöÜëïõ êáé ó÷çìáôßæïõí ôïí áñôçñéáêü êýêëï Þ êõêëï ôïõ Willis. Ôï áßìá áðü ôïí åãêÝöáëï öÝñåôáé ðñïò ôç öëåâéêÞ êõêëïöïñßá ìå ôéò öëÝâåò ôïõ åãêåöÜ- ëïõ ïé ïðïßåò äéáêñßíïíôáé óå äýï ïìÜäåò: ôéò åðéðïëÞò, ðïõ áðï÷åôåýïõí ôï áßìá ôïõò óôïõò öëåâþäåéò êüëðïõò ôçò óêëçñÜò ìÞíéããáò êáé ôéò åí ôù âÜèåé öëÝâåò, ðïõ åêâÜëëïõí óôç ìå- ãÜëç öëÝâá ôïõ åãêåöÜëïõ (ôïõ Ãáëçíïý) ðïõ åêâÜëëåé óôïí åõèý êüëðï 1,2,3 . ÌÞíéããåò ôïõ åãêåöÜëïõ Ï åãêÝöáëïò ðåñéâÜëëåôáé áðü ôñßá ðåñé- âëÞìáôá ìåóïäåñìéêÞò ðñïÝëåõóçò, ôéò ìÞíéã- ãåò. Ç åîùôåñéêÞ éó÷õñÞ åßíáé ç óêëçñÜ ìÞíéã- ãá êáé ç åóùôåñéêÞ åßíáé ç ëåðôïìÞíéããá, ðïõ õðïäéáéñåßôáé óôçí áñá÷íïåéäÞ êáé óôç ÷ïñéï- åéäÞ ìÞíéããá. Ç óêëçñÜ ìÞíéããá áðïôåëåßôáé áðü äýï ðÝ- ôáëá, ôï åîùôåñéêü åíäïóôåúêü ðÝôáëï êáé ôï åóùôåñéêü ìçíéããéêü ðÝôáëï, ôá ïðïßá åßíáé ÓÔÏÉ×ÅÉÁ ÁÍÁÔÏÌÉÁÓ ÊÁÉ ÖÕÓÉÏËÏÃÉÁÓ ÔÏÕ ÊÅÍÔÑÉÊÏÕ ÍÅÕÑÉÊÏÕ ÓÕÓÔÇÌÁÔÏÓ ÍÉÊÏËÅÔÔÁ ×ÁÑÁËÁÌÐÁÊÇ Óôçí ðáñïýóá áíáóêüðçóç áíáöÝñïíôáé óõíïðôéêÜ óôïé÷åßá áíáôïìßáò êáé öõóéïëïãßáò ôïõ êåíôñéêïý íåõñéêïý óõóôÞìáôïò ðñïêåéìÝíïõ íá ãßíåé åõêïëüôåñá êáôáíïçôÞ ç ðáèïöõóéïëïãßá ôùí ëïéìþîåùí ôïõ ÊÍÓ. (ËÝîåéò åõñåôçñßïõ: ìÞíéããåò, ÅÍÕ, áéìáôïåãêåöáëéêüò öñáãìüò, öñáãìüò áßìáôïò - ÅÍÕ). Ìéêñïâéïëïãéêü ÔìÞìá, Ãåíéêü Íïóïêïìåßï Åëåõóßíáò «ÈñéÜóéï». ËÏÉÌÙÎÅÉÓ ÊÅÍÔÑÉÊÏÕ ÍÅÕÑÉÊÏÕ ÓÕÓÔÇÌÁÔÏÓ

Transcript of ΛΟΙΜΩΞΕΙΣ ΤΟΥ ΚΕΝΤΡΙΚΟΥ ΝΕΥΡΙΚΟΥ ΣΥΣΤΗΜΑΤΟΣ

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Summary N. CHARALAMBAKI

Anatomic relationships of brain meninges and spinal cord Bacteriology Dept. Thriassion General Hospital Applied Clinical Microbiology

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This is a review article on CNS anatomy and physiology attempting to explain the role of the

B, 13, 3, 2008 intracranial circulation in central nervous systeminfections. (Key words: meninges, CSF, blood-brain and blood-cerebrospinal fluid barriers).

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1. ahle W. . . , 3 : , 1985. 2. Snell RS. Clinical Neuroanatomy for Medical Students (2nd ed). Boston: Little, Brown and Company 1986.

3. Netter FH. The CIBA collection of medical illustrations. Nervous system. Part 1. Anatomy and Physiology. Vol: 1, USA: CIBA 1986, p. 31, 5455. 4. Carpenter MB. Core text of Neuroanatomy (4th) International Edition: Williams & Wilkins 1991, p. 121. 5. . . . (2 .) : 2000, . 48-53. 6. Guyton AC. Nervous System, CSF and BloodBrain and Blood-Cerebrospinal fluid Barriers. Textbook of Medical physiology. (8th ed) International edition: W.B. SAUNDERS COMPANY 1991, p. 894-898.

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. ) , . N. meningitidis, S. pneumoniae H. influenzae b (Hib), 61%, 16% 7% . S. agalactiae E. coli , L. monocytogenes , , . ) , , . ( ), : 1) , 2) , 3) , 4) . , , , . ( : , , , , , , ).

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B, 13, 3, 2008 94%, 55%. , 87% 1995, . , 15 1986, 25 1995, 39 2. , S. pneumoniae. ( . . ). : , . N. meningitidis: 1969-1971: ( C A C) . [Mengiva A+C (Sanofi-Pasteur), AC Vax (GlaxoSmithKline)]. 1978: (A/C/W-135/Y, MPSV4, Menomune Sanofi-Pasteur). . 1999: C ( 1-17 ). 2005: (MCV4

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Menactra Sanofi-Pasteur) 11-55 2,3,4. S. pneumoniae: 1983: 23 ( 1, 2, 3, 4, 5, 6, 7F, 8, 9N, 9V, 10A, 11A, 12F, 14, 15B, 17F, 18C, 19A, 19F, 20, 22F, 23F, 33F). 2000: (PVC7) ( 4, 6, 9V, 14, 18C, 19F, 23F). PVC7 2000 2 , . , , , 6 19. 5,6. H. influenzae type b 1986: PRP (polyribosyl ribitol phosphate) 2 . 1991: 2 2. , . . , - , .

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. , , , , , , , . , ( 1). 1, Gram S. pneumoniae, L. monocytogenes S. agalactiae. Gram N. meningitidis, H. influenzae E. coli K1. 1. . GRAM(+) S. pneumoniae L. monocytogenes S. agalactiae S. aureus S.epidermidis Enterococcus spp E. faecalis E. faecium E.casseliflavus E. gallinarum E. durans E. avium S. pyogenes S. bovis Viridans Streptococci S. suis B. anthracis P. acnes Nocardia spp GRAM() N. meningitidis H. influenzae E. coli K1 P. multocida F. necrophorum B. fragilis Capnocytophaga canimorsus F. meningosepticum Klebsiella species E. coli A. baumannii M. morganii S. marcescens C. freundii E. cloacae E. aerogenes P. mirabilis P. aeruginosa S. maltophilia Salmonella spp.

, , . , herd immunity ( ). S. agalactiae 1990: S. agalactiae ( B) . 2002: CDC, 2 S. agalactiae. S. agalactiae 2 1000 1990 0,3 1000 2004. , , , . 34%, 50% ( ). 2/3 . 1/3 ( )7. , , , , / , ..8

B, 13, 3, 2008 , . . 2/3 Gram S. agalactiae. S. agalactiae , ( III). E. coli, 80% E. coli 1 E. coli. L. monocytogenes (2-4%) Staphylococcus spp (5%), S. pneumoniae (0-5%). H. influenzae (0-3%) N. meningitidis (0-1%) . E. coli Gram , Klebsiella Enterobacter. Salmonella Mycobacterium tuberculosis , L. monocytogenes S. agalactiae 9. 1-23 S. pneumoniae, N. meningitidis

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H. influenzae ( ). 2-18 N. meningitidis S. pneumoniae, 18 , S. pneumoniae N. meningitidis. , S. pneumoniae L. monocytogenes ( 2). N. meningitidis 16% 2. , . ( ).

2. . : 1-23 S. pneumoniae N. meningitidis H. influenzae S. agalactiae E. coli L. monocytogenes >18 S. pneumoniae (30-50%) N. meningitidis (10-35%) Staphylococcus spp (5-15%) Gram () (1-10%) Streptococcus spp (5%) L. monocytogenes (5%) H. influenzae (1-3%) >60 S. pneumoniae L. monocytogenes Gram () N. meningitidis

: 2-18 M. meningitidis (25-40%) S. pneumoniae (10-20%) Streptococcus spp (2-4%) Gram () (1-2%) H. influenzae Staphylococcus spp (1-2%) L. monocytogenes (1-2%)

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S. pneumoniae (61% ). 65 . - , , . ( , ), , (, ), (HIV , , , ..). : 5-10%, . , 65%, 36%, () 25%. 18-29%,

11. 50% 82% Neisseriae spp ( 3). HIV 10 100 . HIV 12. 8-25%, . (33%), (25%) 24 (30-40%), . () . N. meningitidis ( ). H 11 . 3-13%.

3. . C1,C2 C4 . 20% , 2 , S. pneumoniae. C3: 70% , 2 , 55% Neisseria sp 39% S. pneumoniae, . : 50-60% , , N. meningitidis, (3.5%). C5-C9. 50-60% , 17 , N. meningitidis, (50%).

B, 13, 3, 2008 , 6%. 19-26%, (25-56%)2,5. H. influenzae Streptococcus agalactiae O H. influenzae 4548% 1986, 1995 7%. 90% H. influenzae 6 H. influenzae b (Hib) ( f). , Hib . , Hib 3 400.000-700.000 . Hib , / (shunt). H. influenzae 6 : , , (, HIV) H. influenzae 50% , 50% b 1,10,13.

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: 50%. b 0,7% , 3-5% . 3-6%.

O Streptococcus agalactiae 14% . 20-30% . 50-70% . , , , . . . 7-27%. 2550% /. : , , 1,2,14,15. 15: 43% 83% . Listeria monocytogenes 2% 1,2. 50% 20% . ( 33%). ,

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1. , 50% Gram (-) ( ..)20. S. aureus S. aureus , S. aureus, , S. aureus (MRSA) . , , ( ..). 50100% . : , , , , 1, . , 21. , 2006 MRSA PVL (Panton.Valentine leukocidin) 22, 2003 Pofelski J . S. aureus GISA ( ) 46 23. : Bacteroides spp., Bacteroides fragilis, Fusobacterium spp., Clostridium spp. Peptostreptococcus spp, Veillonella spp, Actinomyces spp, Propionibacterium acnes,

, , , , , . AIDS, , . TNF in vivo. TNF AIDS . . , 300 AIDS . 50 HIV . ( - ) . 5-10% ( ). , , . , . , , 70% / 16-19. Gram , , ,

B, 13, 3, 2008 Eubacterium spp. , , , , , , , . , , , , , .. 1,24. Nocardia: 75% Nocardia , , , .. 43% , (57%)25. - Enterococcus spp: (0,3-4%). , , shunts, Strongyloides stercoralis, . E. faecalis (76-90%), E. faecium (922%). (1333%). 12 E. faecium 26. 2005 E. casseliflavus27 2006

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E. gallinarum28, 2007 E. avium29. S. bovis: S. bovis , . 2002 Vilarrasa ., Streptococcus bovis 45 42. S. pyogenes: S. pyogenes 0,2% . . , , . . , . S. pyogenes, . (Viridans streptococci) 1. S. salivarius: S. salivarius . , , .. 2. S. suis: S. suis . S. suis -

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. , , . 4 . 5 (shunts). H. influenzae shunt, P. acnes shunts, . . , . CDC . 4. . ( Nelson M. Gantz20). (CNS) Gram () Streptococcus spp. S. aureus % 32 29 18 10 4 7

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