Doctor insights on:
Does Upper Respiratory Tract Infection Usually Cause Many Symptoms
URTI: Upper respiratory infection (urti) usually refer to symptoms of runny or congested nose +/- fever, malaise and aches and pain usually due to a virus such the influenza virus. However, urti may become complicated by sinus infection or middle ear infection, which will produce their own symptoms. Younger children often get middle ear infection in association with urti. ...Read more
Infections are invasions of some other organism (fungus, bacteria, parasite) or viruses into places where they do not belong. For instance, we have normal gut bacteria that live within us without causing problems; however, when those penetrate the bowel wall and enter the bloodstream, ...Read more
Yes: Dr hadied's answer is comprehensive. But to add, immunize your infant with the rotavirus vaccine, which has according to recent study, reduced the number or er visits due to rotavirus infection from 400, 000 per year to 100, 000 per year, a 75% reduction. And no serious com plications. This will only get better. ...Read moreSee 1 more doctor answer
Yes: Certain viruses are the common causes of lower respiratory tract infection: respiratory syncytial virus, influenza, parainfluenza, adenovirus, and human metapneumovirus, also with some attention to rhinoviruses and some new viruses (human coronaviruses and bocavirus). ...Read moreSee 1 more doctor answer
Yes: Rhinitis, nasopharyngitis or the common cold, pharyngitis, rhinosinusitis or sinusitis, and laryngitis can be caused by viral infections. Most common viruses: rhinovirus, respiratory syncytial virus, parainfluenza virus, influenza virus, coronavirus, and coxsackievirus. ...Read moreSee 1 more doctor answer
Why is viral upper respiratory tract infections usually benign and that of lower respiratory severe? Explanations please?
Different causes: The upper respiratory tract (nose, throat, upper airways) are usually infected by viruses. While annoying, these viruses can be cleared by our immune systems without much problem. The lower respiratory tract (bronchioles and air sacs of the lung) are more susceptible to more serious bacterial infections. These often require antibiotics to clear the infection. ...Read more
What is more serious of a disease, lower respiratory tract infections or upper respiratory tract infections?
Lower respiratory: Upper respiratory infections involve upper airways such as throat, nasal cavity, paranasal sinuses, eustachian tubes, trachea as, nd bronchi. When the disease process in the bronchi, or bronchitis, continues, it could begin to involve lower airways in the lung tissues, which is then more advanced lower respiratory infections or pneumonia. ...Read moreSee 1 more doctor answer
Yes: There are several types: streptococcus pneumoniae, staphylococcus aureus, atypical bacteria such as chlamydophila pneumoniae, mycoplasma pneumoniae, and legionella pneumophila. Also sometimes haemophilus influenzae, klebsiella pneumoniae, escherichia coli, pseudomonas aeruginosa and moraxella catarrhalis. ...Read moreSee 1 more doctor answer
Cough and wheeze: Yes, bronchiolitis is typically an inflammation of the very small airways or bronchiole tubes in infants and is typically caused by a virus, often times the RSV virus. Symtoms include cough, wheezing, congestion, runny nose, fever, and other symptoms seen with viral illnesses. Very young, premature babies can be particularly affected by bronchiolitis. ...Read moreSee 2 more doctor answers
Not usually: However, urine infections can travel up from the bladder to involve the kidney (pyleonephritis), which can infect and inflame the kidney tissue. This can result in remarkable pain and being "really sick." an "ascending" infection like this is uncommon. But, see your doctor if you think the symptoms are there! ...Read more
Yes: This is a problem that requires a face-to-face meeting with your doctor. In that meeting, your doctor will listen to you, perform a throrough examination and possibly order labs or other tests. Based on this information, he/she will be able to tell you what's wrong and what to do about it. ...Read more
Depends on form: The worst form, inhalation anthrax is flu like early with low grade fever, fatigue, non-productive cough, muscle aches, etc.One to 5 days later there may be abrupt onset of high fever, severe breathing difficulty and shock. Death may ensue within 24-36 hrs. ...Read moreSee 1 more doctor answer
Yes,in small infant: Usually you hear audible noise called stridor which means difficulty getting air in---in small infants airways can be life treatening, need medical supervision for respiratory distress--- this is an urgent infection by virus need to assess and treat. ...Read moreSee 1 more doctor answer
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