Changes

*Caused by an [[Paramyxoviridae|parainfluenza- 2 virus]]

*Caused by an [[Paramyxoviridae|parainfluenza- 2 virus]]

*[[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|Rhinitis]], [[Trachea - inflammatory|tracheo]][[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]]

*[[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|Rhinitis]], [[Trachea Inflammatory - Pathology|tracheo]][[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]]

===Infectious canine tracheitis===

===Infectious canine tracheitis===

*Synonyms: '''Kennel cough''', '''Infectious tracheobronchitis'''

*Synonyms: '''Kennel cough''', '''Infectious tracheobronchitis'''

*[[Trachea - inflammatory#Infectious causes of tracheitis|tracheitis]], [[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]]

*[[Trachea Inflammatory - Pathology#Infectious causes of tracheitis|tracheitis]], [[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]]

*Multiple agents implicated:

*Multiple agents implicated:

**[[Adenoviridae|Canine adenovirus-2]]

**[[Adenoviridae|Canine adenovirus-2]]

*Caused by [[Herpesviridae|canine herpes virus 1]]

*Caused by [[Herpesviridae|canine herpes virus 1]]

*Part of '''fading puppy syndrome'''

*Part of '''fading puppy syndrome'''

*Presents with necrotising [[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|rhino]][[Trachea - inflammatory#Infectious causes of tracheitis|tracheitis]] and secondary [[Lungs - inflammatory#Bronchopneumonia|bronchopneumonia]] in older dogs

*Presents with necrotising [[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|rhino]][[Trachea Inflammatory - Pathology#Infectious causes of tracheitis|tracheitis]] and secondary [[Lungs - inflammatory#Bronchopneumonia|bronchopneumonia]] in older dogs

*Seems to be common subclinically

*Seems to be common subclinically

*Caused by a [[Herpesviridae|herpesvirus]]

*Caused by a [[Herpesviridae|herpesvirus]]

*Tends to be more [[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|rhinitis]] than [[Trachea - inflammatory#Infectious causes of tracheitis|tracheitis]], may extend to [[Paranasal Sinuses Inflammatory - Pathology#Infectious causes of sinusitis|sinusitis]]

*Tends to be more [[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|rhinitis]] than [[Trachea Inflammatory - Pathology#Infectious causes of tracheitis|tracheitis]], may extend to [[Paranasal Sinuses Inflammatory - Pathology#Infectious causes of sinusitis|sinusitis]]

*Feline herpesvirus -1

*Feline herpesvirus -1

**One of the causes of Feline viral rhinotracheitis

**One of the causes of Feline viral rhinotracheitis

*Sloughing of the affected area

*Sloughing of the affected area

*Severity of signs will depend on dose of virus

*Severity of signs will depend on dose of virus

*Acute [[Trachea - inflammatory#Infectious causes of tracheitis|tracheo]][[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]] with coughing, and fever

*Acute [[Trachea Inflammatory - Pathology#Infectious causes of tracheitis|tracheo]][[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]] with coughing, and fever

*May be accompanied by secondary bacterial infections

*May be accompanied by secondary bacterial infections

*No viraemia

*No viraemia

*Causative agent is [[Herpesviridae|'''bovine herpesvirus, type 1''']]

*Causative agent is [[Herpesviridae|'''bovine herpesvirus, type 1''']]

*URT infection with serous nasal discharge, increases respiratory rate, coughing and moderate fever,from nasal mucosa down to bronchioles

*URT infection with serous nasal discharge, increases respiratory rate, coughing and moderate fever,from nasal mucosa down to bronchioles

*[[Nasal Cavity Inflammatory - Pathology|Rhinitis]], [[Nasopharynx Inflammatory - Pathology#Infectious causes of pharyngitis|pharyngitis]], [[Larynx Inflammatory - Pathology|laryngitis]], [[Trachea - inflammatory|tracheitis]], [[Bronchi and Bronchioles Inflammatory - Pathology|bronchiolitis]]

*[[Nasal Cavity Inflammatory - Pathology|Rhinitis]], [[Nasopharynx Inflammatory - Pathology#Infectious causes of pharyngitis|pharyngitis]], [[Larynx Inflammatory - Pathology|laryngitis]], [[Trachea Inflammatory - Pathology|tracheitis]], [[Bronchi and Bronchioles Inflammatory - Pathology|bronchiolitis]]

*Morbidity is high, mortality is low

*Morbidity is high, mortality is low

*Highly infectious URT disease of cattle  

*Highly infectious URT disease of cattle  

*Clinical signs: pyrexia, lethargy, skin erythema, anorexia, severe cough and sneezing, dyspnoea, conjunctivitis, pregnant sows may abort

*Clinical signs: pyrexia, lethargy, skin erythema, anorexia, severe cough and sneezing, dyspnoea, conjunctivitis, pregnant sows may abort

*Grossly:

*Grossly:

**[[Trachea - inflammatory|Tracheo]][[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]], airway obstruction -> [[Lungs - ventilation#Atelectasis (Collapse)|atelectasis]]

**[[Trachea Inflammatory - Pathology|Tracheo]][[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchitis]], airway obstruction -> [[Lungs - ventilation#Atelectasis (Collapse)|atelectasis]]

**[[Pleural Cavity & Membranes Inflammatory - Pathology|Pleura]] normal or covered with serous or serofibrinous exudate

**[[Pleural Cavity & Membranes Inflammatory - Pathology|Pleura]] normal or covered with serous or serofibrinous exudate

**[[Pleural Cavity & Membranes Inflammatory - Pathology|Pleural cavity]] filled with excess fluid

**[[Pleural Cavity & Membranes Inflammatory - Pathology|Pleural cavity]] filled with excess fluid