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ID Rapid Fire

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Measles - Rubeola Koplik spots Conjunctivitis

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Measles! Macular papular rash head down Koplik spots Conjunctivitis Fever, cough, coryza Most contagious 5 days before and 5 days after rash Think if patient is not immunized

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Low Grade Fever, Malaise, LAD, Fine Maculopapular Rash, Arthritis Forchheimer spots

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German Measles Low grade fever, rash, occipital LAD Mild viral illness unless you are PREGNANT

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Fever, runny nose then develops this itchy rash. Started on trunk and then spread all over.

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Rash starts at trunk and spreads out Superficial vesicles, pustules and crusts in varying stages Vesicles with red halos Contagious few days before the rash, until it crusts (7-10 days) Complications Secondary skin infections Disseminated Viremia, pneumonia, encephalitis

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A baby is considered exposed if: Mom gets chickenpox 5 days before to 2 days after delivery Treatment VZIG

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Fever, sore throat, runny nose. Adenovirus

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Conjunctivitis, pharyngitis, adenopathy Also cause GI illness More common in summer Preauricular LAD

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My child has bumps and they hurt!!

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Erythema infectiosum Parvovirus B19 Starts with fever, sore throat, runny nose, HA, malaise Then get slapped cheek rash Rash can spread to extremities Diagnosis clinical (can get IgM titers)

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ROSEOLA

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HHV 6 3-5 days of high fever Rash after fever resolves Can be associated with febrile seizures Diagnosis - Clinical

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Mononucleosis Fever, fatigue, pharyngitis, LAD, splenomegaly

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Acute, self-limited Oral contact kissing disease Fever, fatigue, pharyngitis, LAD, splenomegaly Anterior cervical LAD most common Labs Atypical lymphs, +heterophile antibodies Complications Aseptic meningitis, Guillain Barre, pericarditis

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Acquired Presents like mono Treat immunosuppresed - Gancyclovir Congenital HEARING LOSS - sensorineural Mental retardation Hepatomegaly Chorioretinitis Cerebral calcifications (periventricular) Thrombocytopenia (blueberry muffin) Diagnosis: urine culture in first 3-4 weeks of life - definitive

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HSV-1 most common Affects skin and mucus membranes HSV-2 usually genital Presentation Grouped vesicular lesions, mucuosal inflammation Diagnosis Clinical Tzank smear multinucleated giant cells Culture PCR DFA

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Call Optho!! Keratoconjunctivitis can cause permenant visual impairment.

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Excema Herpeticum lesions can develop into pustules and can become hemorrhagic. Treat IV Acyclovir

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THINK: If the question says immigration, adoption or no vaccines!!!

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Paramyxovirus Usually have bilateral parotid gland swelling Fever, HA, malaise Can also have swelling of testicles Complications: Meningitis/encephalitis Orchitis doesnt usually result in infertility Pancreatitis

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Cataracts Heart Disease PDA Sensorineural deafness HSM Thrombcyotopenia purpura Blueberry Muffin Rash dermal erythropoiesis SGA Myocarditis

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I am doing well until DOL 4 develop these lesions

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Think seizure in newborn Esp if temporal lobe Usually mom has no history of lesions Sepsis, meningitis, seizures Negative gram stain - elevated WBC, elevated protein Diagnosis HSV PCR

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Infants SGA, HSM, hyperbilirubinemia, thrombocytopenia, LAD If untreated: Snuffles, demineralization of bones, horse cry, saddle nose, Hutchinson teeth, Keratitis, Deafness, Sabre shin, frontal bossing, clutton joints, mental retardation

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CHECK FOR HIV *also think about DM, but this is ID Board Review.

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PCP in AIDS patient Hypoxia Bactrim for prophylaxis Ground Glass

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Think when you have chronic nonspecific symptoms Wt loss, fever, night sweats, FTT, thrush! Testing Start with ELISA Confirm with Western Blot

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Dramatically reduce transmission by AZT treatment during pregnancy Testing DNA PCR Birth 2 months 4 months 6 months

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Fox, bats, raccoons, skunks, ferrets Raccoon is common in US If baby in room with bat have to treat Treatment Dont need to treat if can watch animal HRIG if highly suspect If havent had previous immunization Vaccine 5 doses

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Most common cause of bronchiolitis in infants Infant with wheeze, retractions, tachypnea, fever, and URI symptoms CXR diffuse infiltrates and hyperinflation Diagnosis Treatment Supportive Albuterol trial What is the best way to prevent? Hand washing

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Fever, watery diarrhea, and vomiting Commonly causes dehydration Diagnosis Antigen test of stool Treatment supportive

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