Respiratory Tract Infections

Respiratory Tract Infections or RTI refers to any infectious diseases involving respiratory tract.

  • RTI can be classified into 2 types:
  1. Upper Respiratory Tract Infections (URTI)
  2. Lower Respiratory Tract Infections (LRTI)

     1.Upper Respiratory Tract Infections (URTI) includes:

  • Common cold
  • Sinusitis
  • Tonsillitis
  • Pharyngitis
  • Laryngitis etc.


  • Symptoms of UTRI include:
  • Cough
  • Runny nose
  • Sore throat
  • Sneezing
  • Nasal Congestion
  • Head ache
  • Low grade fever
  • Facial pressure

The main stay of treatment for UTRI is symptom based Antimicrobials and Antiviral therapy is given in selected patients.

  1. Lower Respiratory Tract Infections (LRTI) includes:

Lower Respiratory Tract Infections are more serious than UTRI and are leading cause of death among all infectious diseases.

The most common LTRI are

  1. Bronchitis
  2. Pneumonia

1. Symptoms include:

  • Cough
  • Expectoration
  • Haemoptysis
  • Shortness of breath
  • Fever
  • Fatigue &
  • Weakness
  • Acute Bronchitis does not require antibiotic treatment, they are given to patients with acute exacerbations of chronic Bronchitis.
  • The treatment of bacterial pneumonia is selected by considering the:
  • Age of the patient
  • Severity of the illness
  • Presence of underlying disease


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