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  2. Not otherwise specified - Wikipedia

    en.wikipedia.org/wiki/Not_Otherwise_Specified

    In medicine, not otherwise specified (NOS) is a subcategory in systems of disease/disorder classification such as ICD-9, ICD-10, or DSM-IV.It is generally used to note the presence of an illness where the symptoms presented were sufficient to make a general diagnosis, but where a specific diagnosis was not made.

  3. List of ICD-9 codes 001–139: infectious and parasitic ...

    en.wikipedia.org/wiki/List_of_ICD-9_codes_001...

    This is a shortened version of the first chapter of the ICD-9: Infectious and Parasitic Diseases. It covers ICD codes 001 to 139. The full chapter can be found on pages 49 to 99 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1.

  4. ICD-10 - Wikipedia

    en.wikipedia.org/wiki/ICD-10

    ICD-10 is the 10th revision of the International Classification of Diseases (ICD), a medical classification list by the World Health Organization (WHO). It contains codes for diseases, signs and symptoms, abnormal findings, complaints, social circumstances, and external causes of injury or diseases. [1]

  5. List of ICD-9 codes 460–519: diseases of the respiratory ...

    en.wikipedia.org/wiki/List_of_ICD-9_codes_460...

    503 Pneumoconiosis due to other inorganic dust; 504 Pneumonopathy due to inhalation of other dust; 505 Pneumoconiosis, unspecified; 506 Respiratory conditions due to chemical fumes and vapors; 507 Pneumonitis due to solids and liquids; 508 Respiratory conditions due to other and unspecified external agents 508.0 Acute pulmonary manifestations ...

  6. Necrotizing pneumonia - Wikipedia

    en.wikipedia.org/wiki/Necrotizing_pneumonia

    Necrotizing pneumonia (NP), also known as cavitary pneumonia or cavitatory necrosis, is a rare but severe complication of lung parenchymal infection. [ 1 ] [ 2 ] [ 3 ] In necrotizing pneumonia, there is a substantial liquefaction following death of the lung tissue, which may lead to gangrene formation in the lung.

  7. Bacterial pneumonia - Wikipedia

    en.wikipedia.org/wiki/Bacterial_pneumonia

    Atypical bacteria causing pneumonia are Coxiella burnetii, Chlamydophila pneumoniae (), Mycoplasma pneumoniae (), and Legionella pneumophila.. The term "atypical" does not relate to how commonly these organisms cause pneumonia, how well it responds to common antibiotics or how typical the symptoms are; it refers instead to the fact that these organisms have atypical or absent cell wall ...

  8. Lower respiratory tract infection - Wikipedia

    en.wikipedia.org/wiki/Lower_respiratory_tract...

    [13] [15] Pneumonia is also the leading cause of death in children less than five years of age in low income countries. [15] The most common cause of pneumonia is pneumococcal bacteria, Streptococcus pneumoniae accounts for 2/3 of bacteremic pneumonias. [16] Invasive pneumococcal pneumonia has a mortality rate of around 20%. [14]

  9. List of ICD-9 codes 390–459: diseases of the circulatory ...

    en.wikipedia.org/wiki/List_of_ICD-9_codes_390...

    This is a shortened version of the seventh chapter of the ICD-9: Diseases of the Circulatory System. It covers ICD codes 259 to 282. The full chapter can be found on pages 215 to 258 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1.