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Explore the etiology, pathogenesis, clinical manifestations, diagnostic procedures, and management of pyelonephritis in children. Understand the classification, courses, and manifestations of this renal infection. Learn about the examination plans, including various tests to diagnose pyelonephritis. Discover the diverse data obtained from excretory urography and the treatment approaches involving antibacterial medications and uroseptics for efficient recovery. Lecturer: Nykytyuk S.O.
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Pyelonephritis in children. Etiology, Pathogenesis, Clinics, Diagnostics, Treatment and Prophylactic Lecturer: Nykytyuk S.O.
Etiology • Hospitalpatients: • Escherichiacoli: 40% • Coagulase-negative staphylococci: 3% • 'Other' Gram-negativebacteria: 25% • 'Other' Gram-positivebacteria: 16% • Candidaalbicans: 5% • Proteusmirabilis: 11% • Community-acquired UrinaryTractInfections: • Escherichiacoli: 80% • Coagulase-negative staphylococci: 7% • 'Other' Gram-negativebacteria: 4% • 'Other' Gram-positivebacteria: 3% • Proteusmirabilis: 6%
Classification of pyelonephritis • Form • Primary • Secondary • Obstructive • Dysembriogenetic • dysmetabolic • Course • Acute • Chronic • Manifest recurrent form • Latent form
Classification of pyelonephritis • Period • Active • Period of partial remission • Period of full clinical and laboratory remission • Renal function • Without disorders of renal function • With disorders of renal function • Chronic renal insufficiency
Clinical Manifestation • Extrarenal • Syndrome of intoxication • Pain syndrome • Disuria • Renal • Leukocyturia • Bacteriuria (colony count over 100 000/ml) • Mild proteinuria • Slight hematuria • TLC and ESR are high • Decreasing of total diuresis • Decreasing of specific gravity
Clinical Manifestation Neonates • Jaundice • Hypothermia or fever • Failure to thrive • Poor feeding • Vomiting Infants • Poor feeding • Fever • Vomiting, diarrhea • Strong-smelling urine
Plan of examination • Fool blood count • urinanalysis • Nechepurenko’s test • Kakovsky-Addis test • Ambyrze’s test • urine culture (more than 10,000 CFU from bladder) • Zimnitskiy’s test • Biochemical test of blood • Serum level of electrolytes • total protein, albumin and globulin level • residual nitrogen, blood urea, creatinine • Creatinine clearance • Ultrasonography of kidneys and urinary bladder. • Excretory urography • Nuclearcystography • Forgirls - swabfromthevagina
Data of excreatory urography • Acute pyelonephritis • Kidney is enlarged • Hypotonia of the ureters • Chronic pyelonephritis • Asymmetry of the kidneys • Deformation of calyco-pelvic system • Irregular excretion of contrast substance up to adynamia of calico-pelvic system • chronic secondary pyelonephritis • Obstruction of the urinary tract • Congenital malformations • Refluxes • Renal dysplasia
Treatment • Antibacterial treatment (for 8-10 days, two cycles) - BENZYLPENICILLIN Na - 20.000-50.000 U/kg – 7-10 days • amoxiclav 25-50 mg/kg, • or cefotaxim 100-150 mg/kg, • or ceftriaxon 100 mg/kg, • or ciprophloxacin 10-20 mg/kg per day in 2 equal doses. • or macropen 30-50 mg/kg • Gentamicyn 4-7 mg/kg
Uroseptics • Furadonin, furagin 5-8 mg/kg 4 times per day • Nalidixic acid (negram, nevigramon) 50-60 mg/kg 4 times per day • 5-NOK, nitroxolin 8-10 mg/kg 4 times per day • Biseptol (sulfamethoxazole, trimetoprim 2 mg/kg) twice a day