Sudden Medical Emergencies Archives - Page 7 of 17

Eustachian Tube Infections: Symptoms, Treatment & When to Seek Care (Canada)

The Eustachian tube connects the middle ear to the back of the nose, opening during swallowing or yawning to equalize pressure and drain mucus. When swollen or infected, the tube can become blocked, isolating the middle ear and leading to pain, pressure changes, hearing impacts, or infection. Eustachian tube infections are common in young […]

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Occipital Stroke: Causes, Symptoms & Visual Effects

An occipital stroke occurs when the occipital lobes at the back of the brain are damaged due to a reduction in oxygenated blood — most commonly caused by a blocked or ruptured artery. Damage to this region affects visual processing, and symptoms can vary depending on the location and severity of the stroke. Learning

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Febrile Seizures in Canadian Children: What Parents Should Know

Febrile seizures are convulsions that can occur in babies and young children when their body temperature rises rapidly due to fever. Although the experience can be frightening for caregivers, most febrile seizures are brief and do not indicate long-term neurological problems. Why Febrile Seizures Happen The exact cause remains unclear. In many cases, a seizure

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Viral diseases: Hand, foot and mouth disease

Hand, foot and mouth disease (HFMD) is a common childhood viral illness that typically causes mild symptoms. It is most often caused by strains of the Coxsackie virus. The name comes from the characteristic blister-like rash seen on the hands, feet, and inside the mouth. Although HFMD is common globally, Canadian pediatric care providers see

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Frostbite in Canada: Causes, Symptoms & First Aid Awareness

Frostbite occurs when tissues in the body freeze due to prolonged exposure to extreme cold temperatures or cold water. In Canada, winter weather, wind chill, and outdoor activity make frostbite and hypothermia important safety considerations. If the body temperature drops too low, hypothermia can develop. Both frostbite and hypothermia are considered medical emergencies and require

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Insect Sting Allergies in Canada: Reactions, Symptoms & First Aid Awareness

Insect sting allergy occurs when the immune system overreacts to venom from stinging insects. In Canada, reactions may follow stings from: Bees Wasps Hornets Yellow jackets Fire ants (less common in most regions but included in allergy literature) Most insect stings do not cause allergic reactions. Many people mistake a normal local reaction (pain,

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Facial Rash After Hair Dye: Causes, Allergy Signs & What Canadians Should Know

Some people notice a facial rash within days of colouring their hair. While there are many possible causes, hair dye is a common trigger. Because reactions may develop suddenly — even in people who have used the same product for years — it’s not always recognized as the cause. Facial skin is more reactive than

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Solar Urticaria: Understanding Sun-Triggered Hives in Canadians

Physical urticaria occurs when hives are triggered by a physical factor such as heat, cold, pressure, water, exercise, or sunlight. Some individuals with chronic hives (chronic urticaria) have an identifiable physical trigger. Solar urticaria is a form of chronic hives triggered by sunlight. After sun exposure, the affected skin can develop redness, itching, or welts

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Mumps in Canadians: Symptoms, Prevention & Care

Mumps is a viral infection best known for causing painful swelling below the ears at the parotid glands. This swelling creates a distinctive “hamster face” appearance. Other symptoms may include headache, joint discomfort, and fever, which can appear a few days before the facial swelling. When to Seek Medical Assessment If mumps is suspected, it’s

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Chickenpox in Canada: Staying Home, Preventing Spread & Vaccine Information

Chickenpox is a highly contagious viral infection that causes an itchy rash with fluid-filled blisters. While most cases in children are mild, the illness can spread easily within families, schools, childcare centres, and workplaces. Staying Home to Reduce Spread If a child has chickenpox, caregivers should notify the school and keep the child home for

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