

![]() |
Bluish coloration of the skin; Bloody, watery drainage from nose; Breathing problems; Difficulty breathing; Rapid breathing; Stridor; Chills; Croup-like (barking) cough; Drooling (suggests airway blockage is about to occur) Fever; Hoarseness; Pain...
|
|
The symptoms of diphtheria are caused by toxins produced by the diphtheria bacillus, Corynebacterium diphtheriae (from the Greek for "rubber membrane"). In fact, toxin production is related to infections of the bacillus itself with a particular ba...
|
|
The symptoms of diphtheria are caused by toxins produced by the diphtheria bacillus, Corynebacterium diphtheriae (from the Greek for "rubber membrane"). In fact, toxin production is related to infections of the bacillus itself with a particular ba...
|
![]() |
A sore throat is discomfort, pain, or scratchiness in the throat. A sore throat often makes it painful to swallow.
|
|
Sore throat is an upper respiratory infection that may be caused by inflammation of the pharynx, larynx, or tonsils. Thus, it is a symptom of many conditions, but most often is associated with common cold or influenza . Sore throat may be caused b...
|
|
Sore throat, also called pharyngitis, is a painful inflammation of the mucous membranes lining the pharynx. It is a symptom of many conditions, but most often is associated with colds or influenza . Sore throat may be caused by either viral or bac...
|
|
|
Sore throat is a painful inflammation of the mucous membranes lining the pharynx.
|
|
|
Sore throat, also called pharyngitis, is a painful inflammation of the back of the throat. It is a symptom of many conditions, but most often is associated with colds or influenza . Sore throat may be caused by either viral or bacterial infections...
|
![]() |
Breathing difficulty involves a sensation of difficult or uncomfortable breathing or a feeling of not getting enough air. See also: Difficulty breathing - first aid
|
|
Shortness of breath, or dyspnea, is a feeling of difficult or labored breathing that is out of proportion to the patient's level of physical activity. It is a symptom of a variety of different diseases or disorders and may be either acute or chronic.
|
![]() |
Hoarseness is having difficulty producing sound when trying to speak, or a change in the pitch or quality of the voice. The voice may sound weak, very breathy, scratchy, or husky.
|
|
A voice disorder is an abnormality of one or more of the three characteristics of voice: pitch, intensity (loudness), and quality (resonance).
|
![]() |
Drooling is saliva flowing outside the mouth.
|
![]() |
Lymph nodes are found throughout your body. They are an important part of your immune system. Lymph nodes help your body recognize and fight germs, infections, and other foreign substances. The term "swollen glands" refers to enlargement of one or...
|
|
Labored breathing is a medical emergency. Breathing is an automatic process, regulated in the brainstem. Working to breathe is usually a sign of
|
|
Stridor is a term used to describe noisy breathing in general and to refer specifically to a high-pitched crowing sound associated with croup , respiratory infection, and airway obstruction.
|
|
|
Cyanosis is a physical sign causing bluish discoloration of the skin and mucous membranes. Cyanosis is caused by a lack of oxygen in the blood. Cyanosis is associated with cold temperatures, heart failure , lung diseases, and smothering. It is see...
|
|
|
Cyanosis is a physical state characterized by bluish discoloration of the skin and mucus membranes. This elderly woman's lips turned purple due to central cyanosis, a condition most commonly due to slow blood circulation, leading to a bluish skin ...
|
![]() |
Fever is the temporary increase in the body's temperature, in response to some disease or illness. A child has a fever when their temperature is at or above one of these levels: 100.4 F (38 C) measured in the bottom (rectally; 99.5 F(37.5 C) measu...
|
|
|
A fever is any body temperature elevation over 100.4°F (38°C).
|
|
An elevated body temperature. While the standard for normal body temperature is 98.6°F (37°C), normal body temperatures actually fluctuate within a range of one to two degrees, making it impossible to formulate a precise definition of fever based ...
|
|
Fever is defined as an abnormally high body temperature or a regulated rise to a new set point of body temperature. While a body temperature above 100°F(37.8°C) is considered to be a fever by some clinicians, a significant fever is usually defined...
|
|
|
A fever is any body temperature elevation over 100°F (37.8°C).
|
|
Normal body temperature varies somewhat from one individual to another but displays a general range and pattern around the "normal" temperature of 98.6°F. Early morning body temperature may be as low as 97°F, and as high as 99.3°F in the afternoon...
|
|
Hyperthermia is the use of therapeutic heat to treat various cancers on and inside the body.
|
|
Hyperthermia involves raising the body's core temperature as a means of eradicating tumors. The treatment simulates fever . Some therapies actually bring on fever through the introduction of fever-causing organisms, while others raise body tempera...
|
![]() |
Rashes involve changes in the color or texture of your skin.
|
|
The popular term for a group of spots or red, inflamed skin that is usually a symptom of an underlying condition or disorder. Often temporary, a rash is only rarely a sign of a serious problem.
|
|
The popular term for a group of spots or red, inflamed skin that is usually a symptom of an underlying condition or disorder. Often temporary, a rash is only rarely a sign of a serious problem.
|
|
|
Rash is a popular term for a group of spots or an area of red, inflamed skin. A rash is usually a symptom of an underlying condition or disorder. Often only temporary, a rash is rarely a sign of a serious problem.
|
|
Chills refers to feeling cold after an exposure to a cold environment. The word can also refer to an episode of shivering, accompanied by paleness and feeling cold.
|
|
Chills is the common name for a feeling of coldness accompanied by shivering and possibly fever .
|
|
Stridor is an abnormal, high-pitched, musical breathing sound caused by a blockage in the throat or voice box (larynx. It is usually heard when taking in a breath. See also: Wheezing
|
|
Stridor is a term used to describe noisy breathing in general, and to refer specifically to a high-pitched crowing sound associated with croup , respiratory infection, and airway obstruction.
|
![]() |
An acute upper airway obstruction is a blockage of the upper airway, which can be in the trachea, voice box (laryngeal), or throat (pharyngeal) areas.
|
![]() |
A normal breathing rate for an adult at rest is 8 to 16 breaths per minute. For an infant, a normal rate is up to 44 breaths per minute. Tachypnea is the medical term that your doctor uses to describe your breathing if it is too fast, particularly...
|
|
Breathing that slows down or stops from any cause is called apnea.
|
|
Blue lips may represent a type of cyanosis caused by a lower level of circulating oxygen in the red blood cells. It may also represent a high level of an abnormal form of hemoglobin in the circulation.
|
|
Cyanosis refers to a bluish cast to the skin and mucous membranes caused by a lower level of circulating oxygen carried by the red blood cells. It may also represent a high level of an abnormal form of hemoglobin in the circulation.
|
|
Blue fingernails may represent a type of cyanosis caused by a lower level of lack of circulating oxygen in the red blood cells. It may also represent a high level of an abnormal form of hemoglobin in the circulation.
|
|
Sometimes a person feels hot to touch due to illness or environmental situation that causes elevated core temperature. A compounding factor can be dehydration (lack of fluids.
|


