Health conditions A-Z
Conditions M
39 Conditions M
Macular hole
Symptoms Include:
Blurred vision | Reduced eyesight
Blurred vision | Reduced eyesight
A macular hole is a small opening in the macula, which is located in the centre of the retina (rear of the eye). Consult a GP or optician as soon as possible if you experience blurred or distorted vision or a black area in the centre of your vision.
Malaria
Symptoms Include:
Temperature | Shivering | Headache | Vomiting
Temperature | Shivering | Headache | Vomiting
Malaria is a dangerous tropical disease transmitted by mosquitos. It can be lethal if not diagnosed and treated promptly. In order to become infected, all it needs is a single mosquito bite. If you develop symptoms during or after a trip to an area where malaria is present, get medical attention very away.
Malignant brain tumour (brain cancer)
Symptoms Include:
Headache | Fits | Nausea | Vomiting
Headache | Fits | Nausea | Vomiting
A malignant brain tumour (brain cancer) can spread to the spinal cord or infect surrounding brain tissue. A benign or non-malignant tumour does not. If you have persistent tumour symptoms, visit your doctor. It’s improbable that it’s a tumour, but it’s better to be safe than sorry.
Related Conditions:
Brain tumours | Benign brain tumour
Mallet finger
Symptoms Include:
Abnormal joint movement | Pain | Swelling
Abnormal joint movement | Pain | Swelling
Mallet finger is a condition that causes the end of the finger to bend inwards towards the palm. If you suspect you have a mallet finger, go to your nearest minor injuries unit as soon as possible. It will need to be splinted.
Malnutrition
Symptoms Include:
Weight loss | Weakness | Muscle weakness | Fatigue | Can’t fight infections
Weight loss | Weakness | Muscle weakness | Fatigue | Can’t fight infections
Malnutrition is a dangerous disorder that develops when a person doesn’t get enough nutrients in their diet. In this article, you will find information on possible indicators of malnutrition, how to prevent it, and how to treat it.
Marfan syndrome
Symptoms Include:
Very tall | Long limbs | Abnormal joint movement | Reduced eyesight
Very tall | Long limbs | Abnormal joint movement | Reduced eyesight
Marfan syndrome is a connective tissue illness that affects people of all ages. These are a collection of tissues that keep the body’s structure and provide support for internal organs and other tissues. The disease is frequently passed down from one of the parents to the children. There is no cure, treatment focuses on symptom management.
Mastitis
Symptoms Include:
Pain | Redness | Lump | Discharge
Pain | Redness | Lump | Discharge
Mastitis is a condition in which a woman’s breast tissue becomes inflamed and uncomfortable. It occurs most frequently in women who are breastfeeding, usually within the first six weeks after giving birth. Mastitis can affect up to a third of breastfeeding mothers, compared to 5-9 percent of women who haven’t recently given birth.
Related Conditions:
Breast problems
Mastoiditis
Symptoms Include:
Pain | Swelling | Redness | Discharge
Pain | Swelling | Redness | Discharge
Mastoiditis is a dangerous bacterial infection of the mastoid bone, which is located behind the ear. Children are more likely to be afflicted, but adults can still be affected.
Measles
Symptoms Include:
Sneezing | Runny nose | Rash | Temperature | Itch
Sneezing | Runny nose | Rash | Temperature | Itch
Measles is a highly contagious viral infection. It can be unpleasant, and it can lead to major consequences in some cases. Because of the efficacy of the measles, mumps, and rubella (MMR) immunisation programme, it is now uncommon. If you haven’t been vaccinated or haven’t had measles before, you can get it.
Memory loss (amnesia)
Symptoms Include:
Memory loss
Memory loss
Most people forget things every now and then. However, if you continue to have memory problems, you should contact your doctor. It could be the result of a treatable condition.
Ménière’s disease
Symptoms Include:
Hearing loss | Dizziness | Tinnitus | Ear pressure
Hearing loss | Dizziness | Tinnitus | Ear pressure
Ménière’s disease affects the inner ear and is a rare disorder. Vertigo, tinnitus, hearing loss, and a feeling of pressure deep inside the ear are all possible side effects. If you have any of the symptoms of Ménière’s disease, you should see your doctor.
Meningitis
Symptoms Include:
Temperature | Vomiting | Headache | Stiff neck
Temperature | Vomiting | Headache | Stiff neck
The protective membranes (layers) that surround the brain and spinal cord are infected with meningitis. If not treated promptly, meningitis can be fatal. If you or your child appears to be extremely ill, dial 999 for an ambulance or go to your nearest emergency department.
Menopause
Symptoms Include:
Rash | Temperature | Insomnia | Low mood
Rash | Temperature | Insomnia | Low mood
When a woman reaches menopause, she no longer has periods and is no longer able to conceive naturally. It usually occurs between the ages of 45 and 55. Periods normally begin to become less frequent over the course of a few months or years before ceasing entirely. They can come to a halt at any time.
Related Conditions:
Period problems
Mental health conditions
It’s critical to look after your mental health and well-being. Mental health issues can strike anyone at any age and in a variety of ways. Mental health can be affected by a variety of factors. There are also a variety of mental health services available to assist and support you.
Mesothelioma
Mesothelioma is cancer that originates in the lining that covers the outer surface of some organs in the body. Asbestos exposure is frequently the cause. If you have any persistent or concerning symptoms, visit a doctor (see symptoms section).
Related Conditions:
Cancer
Metabolic syndrome
Symptoms Include:
Weight gain | High blood pressure | High blood sugar | Inflamed
Weight gain | High blood pressure | High blood sugar | Inflamed
The medical name for a combination of diabetes, high blood pressure, and obesity is metabolic syndrome. It increases your chances of developing coronary heart disease, stroke, and other blood vessel diseases.
Related Conditions:
Diabetes | High blood pressure | Obesity | Heart disease | Stroke | Blood vessel diseases
Metallic taste in the mouth
Symptoms Include:
Metallic taste in the mouth
Metallic taste in the mouth
A metallic taste on the tongue is usually not serious and can be a sign of a variety of issues. Treatment will be determined by the underlying reason. If the taste persists if there is no evident cause, you should see a doctor.
Metatarsalgia
Symptoms Include:
Pain | Tingling | Walking problems
Pain | Tingling | Walking problems
Pain in the ball of the foot is known as Metatarsalgia. The metatarsals are affected. The bones that link the ankle bones to the toes are known as talus. They’re a prevalent cause of discomfort. When you’re standing, walking, or sprinting, your weight is supported by your metatarsals.
Related Conditions:
Foot pain
Middle ear infection (otitis media)
Symptoms Include:
Pain | Temperature | Hearing loss | Discharge
Pain | Temperature | Hearing loss | Discharge
An infection of the middle ear is known as otitis media. It causes a build-up of fluid behind the eardrum as well as inflammation (redness and swelling). A middle ear infection can affect anyone, although it is most frequent in newborns aged six to fifteen months.
Related Conditions:
Earache
Migraine
Symptoms Include:
Headache | Nausea | Vomiting | Light hurts
Headache | Nausea | Vomiting | Light hurts
A migraine is a headache that is usually moderate or severe and causes throbbing pain on one side of the brain. It’s a rather frequent ailment. Around one in every five women and one in every 18 males suffers from migraines. They usually start while a person is in their early twenties.
Related Conditions:
Headaches
Minor head injury
Symptoms Include:
Headache | Nausea | Dizziness | Blurred vision
Headache | Nausea | Dizziness | Blurred vision
Minor head injuries are prevalent in persons of all ages, and only a small percentage of them result in long-term brain damage.
Miscarriage
Symptoms Include:
Vaginal bleeding | Cramps | Tummy ache | Blood clot
Vaginal bleeding | Cramps | Tummy ache | Blood clot
A miscarriage occurs when a pregnancy is lost before it reaches the 24-week term. Vaginal bleeding is the most common indicator of a miscarriage, and it’s often followed by cramping and pain in your lower abdomen. If you’re experiencing vaginal bleeding, see your doctor or a midwife.
Molar pregnancy
Symptoms Include:
Blood | Nausea | Vomiting | Swollen tummy
Blood | Nausea | Vomiting | Swollen tummy
When a foetus does not grow normally in the womb, it is referred to as a molar pregnancy. Instead of a healthy foetus, a lump of aberrant cells forms in the womb.
Moles
Symptoms Include:
Skin lesions
Skin lesions
Melanocytes are the cells that form moles, which are tiny coloured spots on the skin. These are the cells that give your skin its colour (pigment). Some moles appear at birth, but the majority appear in the first 30 years of life.
Related Conditions:
Skin cancer (melanoma)
Molluscum contagiosum (MC)
Symptoms Include:
Skin lesions | Itch
Skin lesions | Itch
Molluscum contagiosum (MC) is a skin ailment caused by a virus. It primarily affects youngsters, but it can affect anyone at any age. It’s usually painless and will go away in a few months without any therapy.
Morton’s neuroma
Symptoms Include:
Numbness | Pain | Walking problems
Numbness | Pain | Walking problems
Morton’s neuroma is an inflamed or injured nerve in the foot. Treatments that you might attempt can often help to alleviate the symptoms.
Motion sickness
Symptoms Include:
Nausea | Vomiting | Dizziness | Pale
Nausea | Vomiting | Dizziness | Pale
Motion sickness is when you get nauseous when moving, such as on a fair ride or while travelling by vehicle, boat, airline, or train. There are steps you may take to avoid it or alleviate the symptoms.
Related Conditions:
Diarrhoea and vomiting
Motor neurone disease
Symptoms Include:
Muscle weakness | Walking problems | Slurred speech | Difficulty swallowing
Muscle weakness | Walking problems | Slurred speech | Difficulty swallowing
MND (Motor neurone disease) is an uncommon neurological disorder that affects the brain and nerves. It results in weakness that worsens over time. It can reduce life expectancy by a large amount, yet some people can live with it for many years. If you believe you are experiencing early signs of MND, see a doctor.
Related Conditions:
Paralysis
Mouth cancer (oral cancer)
Symptoms Include:
Mouth ulcers | Lump | Numbness | Discolouration
Mouth ulcers | Lump | Numbness | Discolouration
Oral cancer is another name for mouth cancer. The majority of instances affect people between the ages of 50 and 74. If you develop symptoms (see below) that don’t go away after three weeks, consult your doctor or dentist, especially if you drink or smoke heavily.
Related Conditions:
Cancer
Mouth ulcers
Symptoms Include:
Pain
Pain
Mouth ulcers are sores that occur in the mouth and are uncomfortable. Even though they’re unpleasant, they’re normally harmless and will go away on their own. They’re frequent, and they’re usually treatable at home without the need to consult your dentist or doctor. Unless your ulcer has been present for more than three weeks, see your pharmacist first.
Related Conditions:
Dental problems
MRSA infection
Symptoms Include:
Redness | Swelling | Pain | Pus
Redness | Swelling | Pain | Pus
MRSA is a bacteria (germ) that is resistant to a number of commonly prescribed medications. MRSA infections can be more difficult to treat than other infections because of this. MRSA is a prevalent cause of infections in the skin, soft tissues, and bones. Some of these infections are potentially fatal.
Related Conditions:
Staph infection
Mucositis
Symptoms Include:
Ulcers | Pain | Diarrhoea | Blood
Ulcers | Pain | Diarrhoea | Blood
When your mouth or gut is sore and inflamed, you have mucositis. It’s a typical side effect of cancer treatments including chemotherapy and radiotherapy. It can be quite unpleasant, but it normally goes away within a few weeks.
Multiple sclerosis (MS)
Symptoms Include:
Tiredness | Fatigue | Reduced eyesight | Numbness | Muscle weakness
Tiredness | Fatigue | Reduced eyesight | Numbness | Muscle weakness
Multiple sclerosis (MS) is a neurological disease that affects the brain and spinal cord. It can produce a variety of symptoms, including eyesight, arm or leg mobility, feeling, and balance issues, as seen below. If you’re concerned that you may be showing early indications of MS, see your doctor.
Related Conditions:
Paralysis
Mumps
Symptoms Include:
Pain | Swelling | Temperature | Headache
Pain | Swelling | Temperature | Headache
The mumps virus causes a contagious sickness known as mumps. Prior to the advent of the measles, mumps, and rubella (MMR) vaccination, it was very frequent among youngsters. If you suspect you or your kid has mumps, see your doctor very away to get a diagnosis.
Munchausen’s syndrome
Symptoms Include:
Pretending illness | Self-harm
Pretending illness | Self-harm
Munchausen’s syndrome is a psychological condition in which a person feigns illness or causes signs of illness to themself. Their main goal is to play the sick role’ in order to get people to care for them and to be the centre of attention.
Related Conditions:
Mental health conditions
Muscle pain
Symptoms Include:
Pain
Pain
Myalgia, or muscle pain, is a symptom of an accident, infection, disease, or other health issue. You may experience a deep, constant discomfort or sporadic acute aches. Some people have muscle discomfort throughout their bodies, while others experience it only in certain locations.
Muscular dystrophy
Symptoms Include:
Muscle weakness | Walking problems | Poor concentration
Muscle weakness | Walking problems | Poor concentration
Muscular dystrophies (MD) are a collection of hereditary genetic diseases. MD causes muscular weakness over time. As a result, the amount of disability rises. If you or your child experiences signs of MD, visit a doctor (see the section on symptoms).
Myasthenia gravis
Symptoms Include:
Muscle weakness | Double vision | Drooping eyelids | Difficulty swallowing
Muscle weakness | Double vision | Drooping eyelids | Difficulty swallowing
Myasthenia gravis is a rare, long-term muscle-weakening syndrome. If you have persistent or concerning symptoms that could be caused by myasthenia gravis, visit your doctor (see symptoms section).
Related Conditions:
Paralysis
Myositis (polymyositis and dermatomyositis)
Symptoms Include:
Muscle weakness | Muscle ache | Fatigue | Difficulty walking | Tiredness
Muscle weakness | Muscle ache | Fatigue | Difficulty walking | Tiredness
Myositis is a muscle disease that affects a small number of people. Myositis is a term that refers to muscular inflammation. Muscle weakness, uncomfortable or aching muscles, tripping or stumbling, and excessive weariness after walking or standing are the most common symptoms. You should see your doctor if you experience any of these symptoms.
