Infectious diseases Flashcards
Coxsackie transmssion
Fecal-oral
Coxsackie months of inc prevelance
May to October
Coxsackie common ages
1y to 4y
Coxsackie incubation period
3 to 6 days
Sudden onset of fever lasting 1-4 days
Loss of appetite + sore throat
Vomiting and abd pain
Vesicles or ulcers on the anterior pillars of the tonsils, uvula, pharynx, and the edge of the soft palate.
Herpangina (coxsackie a)
Fever
Vesicular eruption of the buccal mucosa of the mouth and maculopapular rash involving the hands and feet with anorexia and vomiting
Hand foot and mouth disease (coxsackie a). Will resolve in 1-2 weeks
Sudden severe chest pain that is pleuritic in nature and aggravated by deep breathing, coughing, or sudden movements.
Waves of spasms 15-20 minutes duration
Pleurodynia (bornholm disease or devil’s grip) caused by coxsackie b
Hepatitis A communicability
2 weeks before to 1 week after onset
Acute illness, malaise, nausea, anorexia, vomiting, dull right upper quadrant pain during exercise, jaundice, dark urine, clay colored stools
Hepatitis A
presence of IgM specific antibodies
Recent infection
IgG specific antibodies
Past infection
Fever, cough, coryza, conjunctivitis, erythematous maculopapular rash, lesions in the mouth (koplik)
Measels
Measels Incubation period
8-12 days after exposure and before the onset of symptoms
Measels contagious period
3-5 days before rash to 4 days after the apperance of the rash
Rubella contagious period
3 days before and 5-7 days after the rash
Rubella incubation period
14-21 days
Erythema infectiousum (Fifths disease) organism
Parvovirus B19
Erythema/Fifths disease incubation period
4 to 14 days but can go up to 21 days
“Slapped cheek” rash
Lacy rash that moves to arms thighs and btt
Can last 1 month
Fifths disease/ erythema infectiosum
Varicella zoster incubation period
10 to 21 days.
14 to 16 days is commonly seen
Varicella Zoster treatment
Benadryl
In high risk patients give acyclovir
Infectious mononucleosis infectious agent
Epstein barr virus (herpes family)
Mono/EBV transmission
Fomites/close contact w saliva
Mononucleosis incubation period
2 to 6 weeks
20-30 days average
> 10% atypical lymphocytes and 50% lymphocytosis
Kids >4 must be ill for 2 weeks before seroconverting
EBV/mono
Exanthem Subitum (roseola infantum) infectious agent
Human herpesvirus 6
Exanthem Subitum (roseola infantum) incubation period
9 to 10 days
Exanthem Subitum (roseola infantum) communicable period
During fever
Fever (101-105) followed by defervescence (after 3-5 days) where child will be playful and alert after fever
Exanthem Subitum (roseola infantum)
Distinictive rash of discrete rose pink macules approximately 2-3 mm in size that appear on trunk, fade on pressure and last 1-2 days
Exanthem Subitum (roseola infantum)
Mumps duration of precaution
5 days after the onset of parotid swelling. Children must be excluded from school for 5 days after onset of swelling
Mumps incubation period
14-18 days but can last from 12-25 days
Influenza incubation period
1 to 3 days
Influenza communicable period
24 hours before onset of symptoms and shed virus for 7 days after the onset of illness.
sick! sudden onset of fever headache chills/coryza vertigo sore throat back pain and extremeties dry hacking cough
Influenza
Influenza management
Amantadine for type A
Rimantadine > 14 years old. start w/in 48 hours of onset of symptoms
Neuraminidase inhibitors (tamiflu > 1 year)
(Zanamivir/Relenza > 7 years)
Croup infectious agent
Parainfluenza virus (Paramyxovirus/mumps virus)
Croup incubation
2 to 6 days
Croup treatment
Supportive
No antiviral therapy
Oral dexamethasone in mild croup
Herpesviruses incubation period
2 to 12 days
Children 1-4
High fever with an edematous and erythematous gum line with anterior redis that is swollen and bleeds easily. White plaques on buccal mucosa/anterior part of the tongue,
Acute herpetic Gingivostomatitis