Category Archives: Infectious diseases
Chickenpox (varicella) is a common and highly contagious viral illness caused by varicella-zoster virus (VZV). Although chickenpox can occur at any age even in neonates, most cases are usually seen between the ages of 2-10 years. Persons with varicella are contagious 1-2 days before the rash and until all vesicles are crusted, usually 3~7 days after onset of […]
Measles (Rubeola): is a highly contagious viral disease caused by single stranded RNA measles virus. The portal of entry is through the respiratory tract or conjunctivae following contact with air droplets. The virus remains viable in air for up to 1 hour, so when a patient coughs in a room, till 1 hour after leaving […]
Croup (Laryngotracheitis or Laryngotracheobronchitis).
Croup (Laryngotracheitis or Laryngotracheobronchitis): Croup is a viral infection mostly caused by Parainfluenza virus (75%) , Influenza virus, Adenovirus, RSV, Measles virus and sometimes by Mycoplasma pneumoniae. It produces Laryngotracheitis or Laryngotracheobronchitis. Read More