II. Causes

III. Signs: Factors that differentiate from Bacterial cause

  1. Non-productive cough
  2. Gradual Onset with prodrome (malaise and Headache)
  3. Chest XRay more impressive than exam
  4. Onset in fall or winter
  5. Wheezing more common in viral causes
  6. Low grade Temperature (<101.3 F)
  7. Conjunctivitis
    1. Adenovirus most commonly causes Conjunctivitis

IV. Labs

V. Radiology: Chest XRay

  1. Air trapping
  2. Bilateral fine, fluffy infiltrates
  3. Atelectasis

VI. Management

  1. Influenza A
    1. Symmetrel
  2. Respiratory Syncytial Virus
    1. Manage comorbidity
    2. Ribavirin for infants with severe comorbidity
  3. Herpes Simplex Virus or Varicella Zoster Virus
    1. Acyclovir
  4. Cytomegalovirus
    1. Ganciclovir or Foscarnet

VII. Complications

  1. Risk of secondary infection

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Ontology: Pneumonia, Viral (C0032310)

Definition (MSH) Inflammation of the lung parenchyma that is caused by a viral infection.
Definition (MSHFRE) Pneumonie provoquée par un virus. (Dorland, 28th ed)
Definition (CSP) pneumonia (inflammation of the lungs) caused by a virus.
Concepts Disease or Syndrome (T047)
MSH D011024
ICD9 480.9, 480
ICD10 J12.9
SnomedCT 195880002, 195883000, 155549005, 75570004
English Pneumonia, Viral, Pneumonias, Viral, Viral Pneumonias, Viral Pneumonia, Viral pneumonia, unspecified, viral pneumonia, viral pneumonia (diagnosis), Pneumonia viral NOS, Viral pneumonia NOS, Pneumonia, Viral [Disease/Finding], viral pneumonitis, Pneumonia;viral, pneumonia viral, Chest infection - viral pneumonia, Viral pneumonia (& chest infection) (disorder), Viral pneumonia (& chest infection), Viral pneumonia NOS (disorder), Pneumonia viral, Viral pneumonia, Viral pneumonia (disorder), pneumonia; viral, pneumonia; virus, viral; pneumonia, virus; pneumonia, Viral pneumonia, NOS
Dutch virale pneumonie, niet-gespecificeerd, pneumonie viraal NAO, virale pneumonie, pneumonie; viraal, pneumonie; virus, viraal; pneumonie, virus; pneumonie, Viruspneumonie, niet gespecificeerd, pneumonie viraal, Pneumonie, virale, Virale pneumonie, Viruspneumonie
French Pneumonie virale SAI, Pneumonie virale, non précisée, Pneumopathie virale, Pneumonie virale
German virale Pneumonie, unspezifisch, Pneumonie viral NNB, Viruspneumonie, nicht naeher bezeichnet, virale Pneumonie, Pneumonie, Virus-, Viruspneumonie
Italian Polmonite virale, non specificata, Polmonite virale NAS, Polmonite virale
Portuguese Pneumonia viral NE, Pneumonia a vírus NE, Pneumonia a vírus, Pneumonia viral, Pneumonia Viral
Spanish Neumonía vírica, Neumonía vírica no especificada, Neumonía vírica NEOM, neumonía vírica, neumonía viral, SAI (trastorno), neumonía viral, SAI, neumonía viral (trastorno), neumonía viral, neumonía virósica, Neumonía viral, Neumonía Viral
Japanese ウイルス肺炎、詳細不明, ウイルス性肺炎, ウイルス性肺炎NOS, ウイルス肺炎, ウイルスセイハイエンNOS, ウイルスセイハイエン, ウイルスハイエンショウサイフメイ, ウイルスハイエン
Swedish Lunginflammation, viral
Finnish Viruskeuhkokuume
Russian PNEVMONIIA VIRUSNAIA, ПНЕВМОНИЯ ВИРУСНАЯ
Czech Virová pneumonie, blíže neurčená, Virová pneumonie, Virová pneumonie NOS, virový zánět plic, virová pneumonie, pneumonie virová
Korean 상세불명의 바이러스성 폐렴
Croatian UPALA PLUĆA, VIRUSNA, PNEUMONIJA, VIRUSNA
Polish Zapalenie płuc wirusowe
Hungarian vírusos tüdőgyulladás, viralis pneumonia, nem meghatározott, Virusos pneumonia k.m.n., virusos pneumonia
Norwegian Viruspneumoni, Viral pneumoni