WEEK 2 Flashcards
ARF is caused by which of the following organism?
S. pyogenes
Which of the following streptococci are considered non-groupable either could be alpha or non-hemolytic streptococci?
a. S. pyogenes
b. S. agalactiae
c. S. pneumoniae
d. Viridans
Viridans
A drug of choice for this causative agent of syphilis is treated with penicillin, which species cause the disease?
Treponema pallidum
Which of the following is a gram negative, diplococci, oxidase positive, non spore forming, ferments glucose and maltose?
N. meningitidis
Which medication can be given post exposure prophylaxis in pregnant woman with meningococcemia?
Ceftriaxone
Lowel is a 15 year-old male with a history of wading flood water 2 weeks ago. He was brought to the ER for fever and headache. On PE, he had generalized jaundice, icteric sclerae and palpable liver enlargement. What condition does lowell have?
Leptospirosis
Which organism is characterized gram positive cocci, catalase negative, optochin positive and a positive Quellung reaction?
S. pneumoniae
A 10 y.o. brought to the ER for chronic non bloody diarrhea. He has a history of eating freshwater fish. Stool specimen showed peanut shaped ova with bipolar plugs. ( C. philippinensis) Drug for this helminth?
Mebendazole
Drug of choice for Syphilis, Leptospirosis, Meningococcemia and Streptococcus pneumoniae infection?.
Penicillin
A 7 year old female child was immediately brought to the ER for severe dehydration for family went on vacation in a weekend. A night prior she developed rice watery stool, voluminous diarrhea and vomiting. Other members of the family have symptoms but not as severe as hers. What could be the possible infective agent of her diarrhea?
Vibrio cholera
A 10-year-old child came in with fever, migratory arthritis, subcutaneous nodules, inflammatory markers of ESR, with a snake-like movement, with characteristics of sydenham chorea, prolonged PR interval in the ECG. What could be the possible etiologic agent?
Gram positive in chains, catalase negative, cAMP positive, beta hemolysis (GABHS)
An 11 month old infant developed high grade fever associated with seizure and maculopapular rashes starts to erupt after the defervescence of fever. What is the etiologic agent?
Roseola
A gram negative diplococci, oxidase positive, non spore forming, non motile and ferments glucose only.
N. Gonorrhea
Identify the organism causing infective endocarditis, gram positive, catalase negative, optochin resistance, green when grown on agar?
Streptococcus viridans
Luwell is 15 y.o male with a history wading in flood around 2 weeks ago. He was brought to the ER for fever and headache. On PE, he has jaundice, interic sclerae, palpable liver enlargement. What is the diagnosis?
Weil’s disease
A 7 month old infant with inadequate immunization came to the hospital for moderate signs of dehydration. What vaccine could have prevented this condition?
Rotavirus Vaccine
Virus associated with non human fetal hydrops
Parvovirus A17 (Parvovirus B19)
3 yr old child with low grade fever, sore throat, headache, red eye and occipital lymphadenopathy and small pink macules on face spreads centrifugally to involve the torso. The examination rose color lesions on the soft palate. What condition of viral exanthem is this?
German measles/ Rubella
A 2-year-old child appears well and playful until 3 days prior to admission patient was anxious with 3 days cough followed by a machine-gun burst of uninterrupted coughing followed by whooping. What is the gold standard for diagnosis of patient’s condition?
Nasopharyngeal aspiration culture
Which statement is correct regarding treatment of salmonella gastroenteritis in children?
a. Antibiotics are recommended in infants especially above 3 months
b. No need treat dehydration since it will resolve spontaneously
c. Antibiotics are recommended….
d. Antibiotics are not recommended for isolated uncomplicated cases
Antibiotics are not recommended for isolated uncomplicated cases
The newborn in the following picture presents with hepatosplenomegaly, anemia, persistent rhinitis, and a skin rash. Which of the following is the most likely diagnosis?
Congenital syphilis
What is the recommended treatment of neurosyphilis in children older than 1 month of age?
Aqueous penicillin 200,000-3000,000 for 10 days
A 4 year old developed fever with unilateral parotid swelling and orchitis. What is the etiology?
Mumps Virus
A 5 y.o with redness of hands, sole, mouth? How to prevent?
Handwashing
A 3 year old child with cough, coryza, conjunctivitis and maculopapular rash that started to erupt along the hairline and had spread from head to toe. What is the most likely
cause?
Rubeola
What is the most common long-term sequela associated with congenital cytomegalovirus infection?
Hearing loss
First human virus to cause malignancy
Epstein Barr virus
What are the most common hematologic abnormalities involved dengue hemorrhagic fever and dengue shock syndrome?
Leukopenia, Hemoconcentration >20%, thrombocytopenia
Nagayama spots are commonly reported in Asian infants infected with which virus?
Roseola
Etiological agent of infective endocarditis.
S. aureus
Which of the following is most correct for rabies?
a. Negri bodies are pathologic hallmark
b. vaccination of humans bitten by dogs
c. spread of virus through intact skin
Negri bodies are pathologic hallmark
Creeping eruptions and cutaneous larva migrans is caused by which of the organism?
ancyclostoma bazilliense
What is the most common complication of neonatal pneumonia?
Bronchopneumonia