CMN 572 with correct answers 100% 2026

CMN 572 with correct answers 100% 2026 Scarlet Fever -clinical signs - Correct Answer Positive rapid strep - group A Strawberry tongue Circumoral pallor sand papery rash enlarged tonsils Rash blanches except skin folds (Pastia sign) scarlet fever - treatment - Correct Answer penicillin. If allergic to penicillin erythromycin Treat for 10-14 days Scarlet fever - treatment goals - Correct Answer Prevent acute rheumatic fever decrease spread of disease prevent post streptococcal glomerulonephritis shorten course of illness Scarlet Fever - differentials - Correct Answer Pharyngitis: herpangina, herpes simplex, Mono Rash: rubella, sunburn, drug reaction, Kawasaki disease, toxic shock syndrome, staphylococcal scalded skin syndrome Streptococcal perianal cellulitis - Correct Answer culture - heavy growth of group A Afebrile Perianal erythema, tenderness scant rectal bleeding with defecation Enteroviruses - Correct Answer Major cause of acute febrile illness in young children. Acute Febrile Pharyngitis Herpangina Acute Lymphonodular Pharyngitis Hand-Foot-Mouth Disease Coxsackieviruses A5, 10, 16 - Correct Answer Hand-Foot-Mouth Disease Rash - macular, maculopapular, urticarial, scarlatinaform, petechia, vesicular Lesions found on tongue, oral mucosa, hands, and feet Fever, sore throat, and malaise. Mononucleosis - Correct Answer Exposure to Epstein-Barr Virus Intimate contact EPV remains in host for life Incubation 1-2 months infectious mononucleosis - Correct Answer Epstein-Barr virus Prolonged fever Exudative pharyngitis Generalized adenopathy Hepatosplenomegaly Atypical lymphocytes Heterophile antibodies Heterophile antibodies - Correct Answer More sensitive in patients over 5 years. May not be detectable until second week of illness. Mono spot positive Mono treatment - Correct Answer Treat symptoms - suppotive. Analgesics and anitpyretics. Avoid contact sports 6 - 8 weeks. Fluids. Bed rest. Follow-up labs and ultrasound if indicated....... * splenomegaly * Elevated LFTs * Abnormal CBC Erythema Infectiosum (Fifth Disease) - Correct Answer Fever and rash with slapped cheek appearance. Parvovirus B19. Peaks in late winter early Spring. Symmetrical, full body reticulated (lacy) rash Fifth Disease - Correct Answer Infectious prior to rash * 4 - 14 days after exposure 40% of adults are seronegative Rash will fade in several days to weeks but made reappear if local irritation ( sunlight, heat, stress). Arthritis is common in oldr patients. Pregnant women: * hydrops fetalis Roseola - Correct Answer Infants - 36 months Late fall early spring Herpes virus 6 or 7 TRansmission - respiratory secretions Incubation period is 9 days. Roseola symptoms - Correct Answer -High fever for 4-8 days -Fever stops abruptly and then rash starts -Rash = pink macules/papules begins on trunk and spreads to face, neck, extremities (lasts 2 days) Rubeola (measles) - Correct Answer Incubation 9 - 14 days. Prodrome fever, cough, conjunctivitis, coryza. Koplik spots - 1-2 days prior to after rash onset. Maculopapular rash spreads down face and hairline to trunk over 3 days, becomes confluent. Leukopenia. Rubella (German Measles) - Correct Answer Incubation 14-21 days * most infectious 1-5 days after rash appears