Archives mensuelles: April 2015
Tetanus
* Toxic infection due to Bacillus Nicolaier (Clostridium tetani) which secretes a neurotoxin (tetanospasmin).
Gram + anaerobic bacillus; copro-telluric germ.
* Non immunizing Disease -> vaccination...
Diphtheria
* Toxic infection caused by Corynebacterium diphtheriae (Klebs-Löffler bacillus).
Gram positive bacillus; the packet group matches (or pins or Alphabet Letter) is suggestive.
* The strains...
Q fever ( coxiellosis )
* Due to an intracellular bacteria (macrophages) Coxiella burnetii.
* This is a ubiquitous zoonosis; human contamination is mainly by domestic animals (sheep, goats, cattle)...
Whooping Cough
* Bordetella pertussis (Bordet and Gengou bacillus) Gram-negative bacilli cultivable aerobic.
Contamination is air (infectiousness continues after 3 weeks of the catarrhal phase).
The bacteria are...
Brucellosis ( undulant fever , undulant fever )
* Brucella: bacillus gram-negative aerobic and spore forming; Brucella intracellular situation makes the total sterilization almost impossible with a risk of relapse (3-10%).
Hypersensitivity of...
Malaria
* Plasmodium vivax, P. malariae. P. ovale never give a pernicious and are still susceptible to antimalarial drugs.
* The duration of erythrocytes cycle explains...
Scarlet Fever
* It is due to group A streptococcus infected by a bacteriophage; poisoning by erythrogenic toxin secretion.
Is experienced especially in children 5 to 10...
Acute Anterior Poliomyelitis
* Causal agent: due to poliovirus type 1, 2 and 3. These enteroviruses are cultivable on tissue or cellular environments and are remarkable for...
Fetal-maternal immunization
* The transplacental haemorrhage responsible for alloimmunization occurs mostly during childbirth; Sometimes it is favored in pregnancy by the following circumstances (placental abruption, ectopic...
Preterm & IUGR
* Prematurity is defined by the birth of a child before 37 SA gone. Extreme prematurity is defined by the birth of a baby...
