Bacteriology
anong spp si lumpy jaw -
actinomyces bovis
drug of choice ni lumpy jaw
High Dose of Amoxicillin
causes cellulitis
Group A Streptococcus
causes adult meningitis
Neisseria
causes subacute bacteremia
Streptococcus
causes peritonitis
k. pneumoniae or e. coli
causes child septic arthritis
Staphylococcus aureus
VP (+); agglutinate chicken RBC; resistant to polymixin B
El tor
Enteric campylobacter
C. jejuni, C. coli, C. jejunum
Grayish, Smooth, Beta-Hemolytic
Mannheimia
Grayish, Smooth, Beta-Hemolytic
pasteurella aerogenes
Gray, Smooth, Non-Hemolytic
p. multocids
Grayish, Smooth, Alpha-Hemolytic
NOTA
earthy odor organism
burkholderia pseudomallei
bakit unique yung name ng urealyticum-
ability to metabolize urea
Another laboratory Isolate of Tina Go shows a large, aerobic, gram-positive, spore-forming rod from a blood culture. It can be further confirmed as B. anthracis if it is:
Nonhemolytic and nonmotile
A larger than normal number of disease or infected individuals that occurs over a relatively short period?
outbreak
fried-egg appearance
m. hominis
treatment for syphilis
penicillin
vibriostatic test
2,4 diamino-6,7-diisopropylpteridine
+ Citrate Yellow colonies on TCBS
v. cholerae
treatment for Kawasaki disease
IVIG with high dose od aspirin
father of microbiology
john snow
aseptic technique
Ignaz semmelweis
Erythema Migrans (EM) & Acrodermatitis Atrophicans (ACA), what stage are these sa Lyme disease?
EM (early localized stage) ; ACA (late disseminated stage)
T. pallidum has a remarkable tropism to arterioles; infection ultimately leads to endarteritis and subsequent progressive tissue destruction
both statements are true
Moraxella (Blepharitis) Characteristics -
Gram Neg, Facultative Aerobe
Classing findings in H. influenzae -
Typeable (Septicemia, Arthritis, Epiglottis, Tracheitis, Pneumonia, Osteomyelitis) Non-typeable (Conjunctivitis & Sinusitis)
Which of the following characteristics is true about spirochetes?
They are helical - shaped bacteria known for their corkscrew motion
It is an opportunistic pathogen, affecting the immunocompromised patient with neutrophil deficits. Cultures smell of "ammonium cyanide"
Chromobacterium violaceum
It is a test that differentiates mycobacteria based on enzyme activity breaking down phenolphthalein disulfate
Arylsulfatase test
Which of the following can grow before 7 days and is characterized as weakly gram positive rods resembling diptheroids?
Rapidly-growing Nontuberculous Mycobacteria
It is the drug of choice for H. influenzae type B infection.
Rifampin
Which of the following causes oroya fever and peruvian warts?
B. bacilliformis
All are symptoms of Congenital syphilis, except:
"Saber-shin" appearance of deformed maxilla
It is the most common vector borne disease in North America
Lyme disease
When stained with this histologic stain, Brachyspira appear as “false brush border
hematoxylin and eosin
Which of the following brucella spp. Is correctly paired to its respective natural animal host?
Brucella ovis:rams
These are the two classical clinical findings categories in Haemophilus influenzae.
Typeable (other related infections: septicemia, arthritis, epiglottis, tracheitis, Osteomyelitis, and pneumonia): Nontypeable (other related infections: conjunctivitis and sinusitis)
It is an example of a selective media for primary isolation of B. pertussis and B. parapertussis that contains charcoal agar with 10% horse blood and cephalexin (4-to-8-week shelf-life).
Regan-Lowe
A 55-year-old man presents to the emergency department with a high fever, cough, and shortness of breath. He works in an office building and mentions that several of his colleagues have also been sick recently. The building’s air conditioning system had been serviced recently. Upon examination, the patient shows signs of pneumonia. A chest x-ray reveals infiltrates in the lungs. Based on the information provided, which pathogen is most likely responsible for the patien’s condition?
Legionella pneumophila
A 35-year-old man comes to the emergency department with severe stomach cramps, watery diarrhea, and vomiting. He ate raw oysters and shrimp at a seafood festival two days ago. Tests show the presence of Vibrio parahaemolyticus. Which of the following is true about the infection?
The patient got sick from eating contaminated seafood.
A 28-year-old medical student has contact with a patient who has pneumonia with fever and cough. Five days later, the medical student developed a low-grade fever, anorexia, and cough, and chest radiographs showed infiltration of the right lower lobe. Routine bacterial sputum culture results are negative. Pneumonia caused by Mycoplasma pneumoniae is considered all of the following are methods to confirm the clinical suspicion, except:
Gram stain of sputum smear
nagcaucause ng leptospira interogans (anong animals):
All of the Above / Rodents(Most Common), Livestocks, Dogs, Wild Animals
transmission of B. aalborgi
fecal-or route
transmission of B. pilosicoli
ingesting water contaminated with feces from infected animals
Francisella culture media
Cystine enriched chocolate agar, Martin Lewis, Thayer-Martin, cysteine heart agar with blood (CHAB), and buffered charcoal yeast extract agar (BCYE)
Stenotrophomonas maltophilia
It is the 3d most commonly isolated non-fermentative Gram-negative bacilli. It has been isolated from plant materials, water, milk, frozen food and sewage. It can contaminate blood-drawing equipment and disinfectants
M. hominis
inflammation of fallopian tubes
m. genitalium
isolated from urethral culture of 2 men with nongonococcal urethritis
Phenylalanine deaminase oxidatively deaminates phenylalanine, forming phenyl pyruvic acid. When a solution of ferric chloride is added, the iron reacts with phenyl pyruvic acid, forming a green-colored complex. Which of are positive for phenylalanine deaminase?
Morganella, Providencia, and Proteus
In addition to the components of the cell envelope proper, cellular appendages are associated with or proximal to this portion of the cell except?
None of the above
Another laboratory isolate of Tina Go shows a large, aerobic, gram-positive, spore-forming rod from a blood culture. It can be further confirmed as B. anthracis if it is:
Nonhemolytic and nonmotile
All of the following statement is/are about bacterial growth cycle log phase, except?
Two of the above
A 35-year-old female patient was admitted for several days, three consecutive stool cultures produced scant normal fecal flora on MacConkey and Hektoen agars.
However, colonies of CIN agar displayed bulls-eye colonies after 48 hours incubation.
The patient had been suffering from enterocolitis with fever, diarrhea, and abdominal pain for 2 days. What is most likely identification of this gram-negative rod?
Y. enterocolitica
In grouping of Shigella organisms, agglutination by group A antisera indicates that the species is?
S. dysenteriae
Optochin sensitivity is used to differentiate?
Streptococcus pneumoniae from other alpha hemolytic streptococci
Which of the following Citrobacter spp are correctly matched?
C. freundii: causes UTI.
Ms. Ikea Dimagibagiba experiences a drying and burning feeling of her eyes, and a red and swollen eyelid but decided not to take a consult. After 7 days, she notices a blurry vision, excessive tears, and loss of eyelashes. Thus, making her decide to have a consultation with her ophthalmologist. During her consultation, her doctor finds out that she was suffering from blepharitis (infection of the eyelids) and was given medication to ease the pain. Which of the following medications did the doctor prescribed?
Erythromycin
In the above case, which of the following statements best describe the microorganism causing it?
A small gram-negative cocci, nonmotile, nonfermentative, and oxidase positive bacteria.
Which of the following nonpathological Neisseria spp are correctly matched？
N. lactamica isolated from meningococcal carrier survey - commonly isolated from children 2 years of age and rarely found from adults.
A larger than normal number of disease or infected individuals that occurs over a relatively short period?
None of the above
Infections acquired through medical instruments?
latrogenic infection
The human microbiome consists of microorganisms that are present in and on the human body at any given time without causing harm on initial development of the microbiome project focused on four major goals, except?
Addressing only the social implications and legal associated with the microbiome project
He has been referred to as the Father of Handwashing the Father of Hand Disinfection, and the Father of Hospital Epidemiology?
Ignaz Phillips Semmelweis
Victoria Malihim, who is a partner of Juanito Lakarin, was also asked for consult. The physician collects a vaginal swab and delivers it to the laboratory for testing. MTOD performed GS/CS and observed on MTM media of a vaginal swab, it produced several colonies of gram-negative diplococci that were catalase and oxidase positive and Superoxol negative. Carbohydrate reactions shows Glucose (+); Sucrose (-); Lactose (+); Maltose (+); Fructose (-). Which of the following is mostly to be identified?
Neisseria lactamica
A single streak of a beta-hemolytic Streptococcus is placed perpendicular to a streak of beta-lysin producing S. aureus in CAMP test. After incubation, a zone of increased lysis in the shape of an arrowhead noted. Thus, it indicates the identification presumptively of?
S. agalactiae
All of the following are true about adult immunization from 19 years old onwards, except?
HPV is scheduled for everyone until age 30, if not vaccinated early.
It is a vasculitis involving small and medium-size arteries, especially the coronary arteries. It is the most common cause of acquired heart disease in children in the United States. It a disease of unknown etiology that is discussed here because several of its features resemble toxic shock syndrome caused by the superantigens.
Kawasaki Disease
From the above question, what microorganisms have the superantigens that causes the disease?
Two the above
From the above question, what is the effective herapy to be given for patient suffering such disease.
IVIG with high dose aspirin
Lab results shows the following: oxidation of glucose (+); oxidation of maltose (+); oxidation of maltose (+); Citrate (-); DNase (+) and Susceptibility to polymyxin B (S). Which of the following microorganism correctly correlates to it?
S. paucimobilis
The following statements are true of Clostridium botulinum, except?
1) Ingestion of preformed toxin in food
2) Infant botulism is the most frequent form occurring in the United States.
3) Epidemiological studies have demonstrated that Infant botulism results from the Ingestion of spores via breastfeeding or exposure to eggs.
4) C. botulinum multiplies in the gut of the Infant.
5) C. botulinum produces the neurotoxin in situ.
All except 1
Macky Lo UY, a 22-year-old woman, attended the Infectious diseases consultation for a 2-week history of painless afebrile submaxillary tumefaction with continuous serous exudate. Oral examination revealed multiple carious teeth. Panoramic dental radiography disclosed multiple periapical tooth abscesses. CT scan highlighted signs of chronic osteomyelitis of the lower mandible. What is the possible presumptive diagnosis?
Lumpy Jaw syndrome
Which of the following treatment will the physician of Macky Lo Uy prescribed?
Penicillin
From the case of Macky Lo Uy, what is the possible microorganism involved?
None of the above
The following statements are true regarding Plesiomonas spp:
1) P. shigellaterlodes is the only species under the genus.
2) It causes gastroenteritis due to consumption of overcooked seafood.
3) is a freshwater inhabitant that is transmitted to humans by Ingestion of contaminated
water or by exposure of disrupted skin and mucosal surface.
4) It is similar to Shigella spp on primary plated media.
5) It can tolerate high salt concentration.
3 only