logging in or signing up Acute viral infections aSGuest20552 Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 1820 Category: Entertainment License: All Rights Reserved Like it (0) Dislike it (0) Added: June 15, 2009 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... By: drnitinchaudhari (53 month(s) ago) very good ppt kindly send me ppt Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript Acute Respiratory Viral Infections= Upper Respiratory Tract Infections : Acute Respiratory Viral Infections= Upper Respiratory Tract Infections URTI – group of self-limited viral diseases, characterized by :- catarrhal syndrome;- intoxication. : URTI – group of self-limited viral diseases, characterized by :- catarrhal syndrome;- intoxication. Examples of URTI viruses : Examples of URTI viruses Seasonal characteristics : Seasonal characteristics Frequency of URTI : Frequency of URTI Main clinical syndromes : Main clinical syndromes Short incubation period Catarrhal syndrome (by topics) Intoxication Topics of different URTI : Topics of different URTI Differential diagnosis : Differential diagnosis Laboratory diagnosis : Laboratory diagnosis Antiviral therapy (First 48 hours!) : Antiviral therapy (First 48 hours!) URTI prophylaxis – vaccines : URTI prophylaxis – vaccines Influenza Adenovirus (for military personnel) RSV (for newborns, high risk infants) Influenza : Influenza Epidemiology : Epidemiology Winter-Spring ?, ?, ? types of virus Hemagglutinin and neuraminidase typing (H & N) Pandemias – mostly type A (1918, 1977yy.) Epidemics - mostly for type B Sporadic cases - mostly for type C Clinics : Clinics Acute beginning Intoxication syndrome first Fever 39-410 ? ; Astenic syndrome, myalgias Catarrhal syndrome – tracheitis, tonsilopharyngitis, conjunctivitis Severe cases – hemorrhagic syndrome and neurotoxicosis Particularities in newborns : Particularities in newborns Sepsis-like clinics: Lethargy Feeding refusal Capillary refill decreased Apnoe Petechia rash Complications : Complications Bacterial: otitis, sinusisits, pneumonia, etc. Acute myositis Reye syndrome Neurologic (encephalitis neurotoxicosis, Guilliene-Barre syndrome, myelitis) Cardiological (myocarditis) Mortality risk factors : Mortality risk factors Age under 3 years or elderly Chronic lung diseases Chronic heart diseases Diabetes mellitus Neurological and muscle diseases Malignancy Therapy : Therapy Oral or IV desintoxication NSAIDs – ibuprophen, paracetamole Aspirin contraindicated! Antivirals – first 48 hour, 5 days (Oseltamivir (Tamiflu), Zanamivir, Remantadin) Parainfluenza : Parainfluenza Croup – inflammation of larynx: : Croup – inflammation of larynx: Differential diagnosis : Differential diagnosis Epiglottitis Diphtheria Bacterial laryngitis Retropharyngeal abscess Spasmodic croup Foreign body Angioneurotic laryngeal edema Therapy of stenosis : Therapy of stenosis Epinephrin - inhalations through nebulizer Cortocosteriods - IM, PO Oxygen Moist air Comfortable surrounding for the child Acute bronchiolitis : Acute bronchiolitis Acute bronchiolitis : Acute bronchiolitis First two years of life Obstruction of small bronchi and bronchiolae Etiology: RSV (60-85 %); Parainfluenza 3rd type; CMV; Adenovirus; Micoplasma; Chlamydia. Main symptoms : Main symptoms Dry cough for 2-4 days ? more moist Dyspnea (expiratory, apnea) Respiratory insufficiency Thorax emphysema (severe cases) Hemodynamic disturbances Mild intoxication syndrome Treatment : Treatment Bronchodilators – salbutamol Oxygen Antivirals – ribavirin Adequate fluid balance Adenoviral infection : Adenoviral infection Etiology : Etiology DNA containing Persists in lymphoid tissue ? clinics, chronic tonsillitis and adenoiditis Oncogenic ability and long-life carriage Tropic to respiratory, GI and conjunctival mucous Infections - all the seasons Clinical forms : Clinical forms URTI Rhino-pharyngeal fever Follicular conjunctivitis Epidemic kerato-conjunctivitis Pertussis-like disease Hemorrhagic cystitis Acute diarrhea Reye or Reye-like syndrome In immunodeficient patients (pneumonia with bronchiolitis, bronchoectasis, pneumofibrosis) Clinics : Clinics Subfebrile fever Prominent catarrhal syndrome Under 3 years of age – often + diarrhea Rhinitis, conjunctivitis, pharyngitis Poly-lymphadenopathy Pneumonia and OM complications You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.