A to Z List of Medical Diseases, Disorders and Medical Conditions
Below is an alphabetical list of diseases with information on a wide variety of common medical conditions, diseases, disorders, syndromes, illnesses, and injuries.

Common Medical Conditions Explained
The A to Z index of medical diseases comprises links to topics with information about that particular health condition. The information included in these topics comprises symptoms, causes, diagnosis, prevention, and treatment measures for the respective condition. Common medical conditions that are covered include communicable and infectious diseases, common medical illnesses and injuries, mental disorders, genetic disorders, skin diseases, blood disorders, lung diseases, metabolic diseases, and various other health disorders. Majority of the links provided below direct you to topics and articles on different mental and physical health conditions, including asthma, cancer, arthritis, diabetes, epilepsy, eating disorders, substance abuse, sexually transmitted diseases, ailments associated with pregnancy, childhood, and much more. However, this online medical reference is for educational purposes only, and is not meant to substitute the advice of a medical professional.

A to Z index:
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

ABCDEFGHIJKLMNOPRSTUVWY More information: Also see Common Medical Abbreviations and List of Medical Terminology
Oldest Known Diseases Among Humans
Oldest known diseases in humans
A diseases refers to any condition that causes disruption of the normal functioning of the body. Some diseases are newly developed due to various technological advancements, whereas, there exist a few others which have plagued...
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A List of Incurable Diseases
Incurable diseases
Progressive diseases such as cancer, HIV/AIDS, and Alzheimer's fall under the list of terminal or incurable diseases. The following Buzzle post elaborates more on the diseases that cannot be cured.
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Signs and Symptoms of Exposure to Agent Orange
Symptoms of exposure to agent orange
Gastrointestinal problems, chronic conditions like diabetes and Graves' disease have been associated with the exposure to Agent Orange. This Buzzle article elaborates more on the signs and symptoms that have been linked to the...
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What are Constitutional Symptoms?
Examples of constitutional symptoms
Fever, weight loss, body pain, headache, and sweating are often referred to as constitutional symptoms. They affect the whole body, hence diagnosis merely on the basis of these symptoms is not possible.
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Hypergammaglobulinemia: Causes, Symptoms, and Treatment
Fact about Hypergammaglobulinemia
Hypergammaglobulinemia is a hereditary disorder that affects the immune system. In this condition, there is excess production of a specific type of antibodies, which damages the immune system considerably. Read the following Buzzle...
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Locked-in Syndrome Explained
Locked-in syndrome
Locked-in syndrome is a rare neurological disorder wherein the voluntary muscles of the body are paralyzed, with the exception of the muscles that control the movement of the eyes. The following Buzzle write-up provides information...
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Foods to Avoid When Suffering from G6PD Deficiency
Foods to avoid with G6PD deficiency
People with G6PD deficiency need to avoid certain food items like peanuts, legumes, products that contain menthol, etc., which trigger reactions. Here is a list of the foods that should be refrained from in your diet.
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Contagious Diseases
Contagious diseases are spread from one person to the other in several ways. Presented below is brief information and a list of contagious or transmittable diseases.
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Internal Bleeding Symptoms
Internal bleeding calls for immediate medical attention, as this condition can lead to life-threatening complications at times. This Buzzle article dwells on the causes and symptoms of this condition, which can affect some major or...
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List of Contagious Diseases
The common flu, smallpox, strep throat... the list of contagious diseases is quite endless. A comprehensive list of the most common contagious diseases follows in this article.
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Hypotonia - Symptoms, Causes and Treatment
Hypotonia is a medical condition related to low/weakened muscle tone, which can be considered as a disorder and also a manifestation for other disorders.
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Oral Mucositis
Oral mucositis is actually an inflammation and ulceration, which occurs in the mouth and even in the throat. It is a common consequence of cancer treatment. Let us throw some more light on this topic.
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Burst Blood Vessel
Fortunately, blood vessels that burst are small and fragile. But if a blood vessel bursts in the brain, then it may be lead to a life-threatening condition.
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Floppy Baby Syndrome
Floppy baby syndrome is the term that is commonly used to denote a medical condition called hypotonia. Read on to know more about the same.
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Sarcoidosis Disease: Symptoms and Treatment
Sarcoidosis is a condition, wherein inflammation develops in, either the lungs, lymph nodes, eyes or other tissues.
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Rhabdomyolysis: Symptoms, Causes and Treatment
The term rhabdomyolysis literally means skeletal (rhabdo) muscle (myo) disintegration (lysis). To know more about causes of this medical condition, read on...
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Venous Insufficiency Symptoms
The venous insufficiency symptoms are noticeable enough to pinpoint where treatment for this problem is imperative. Find out here about the causes, symptoms, and varied treatment options, for the same...
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Blood Vessel Disease
Blood vessel disease occurs when the blood vessels constrict. Narrowing down of blood vessels results in decreased transport of oxygen-rich blood to the different parts of the body. This article provides information on the causes,...
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Weakness in Hands
Weakness in hands that restrict normal movements can certainly put limitations on our day-to-day activities. A firm grip is a distant dream with weak hands.
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Blue Fingernails
Blue fingernails is a medical condition which requires proper diagnosis and treatment for complete cure. Read this article to know the causes and possible treatment for blue fingernails.
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Symptoms of Toxins in the Body
Wherever we go, we come across various kinds of toxins. Have we ever thought that our body can also accumulate toxins due to various factors? This article contains information on toxins and the signs exhibited by the body, in case...
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Common Contagious Diseases
Common contagious diseases are spread through an infection by bacteria, viruses, fungus as well as protozoan agents. These contagious diseases strike people of all ages, from a new-born to a mature adult. Let us have a look at some...
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Musculoskeletal Disorders
Diseases can affect any part of the body and can have a number of causes. The activities involved in everyday work and how you treat your body during working hours can take a toll on your skeletal as well as muscular system. Read on...
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Hollow Viscus Injury
What are hollow visceral organs? What happens when one suffers from a hollow viscus injury? Scroll down to learn about causes, symptoms and treatment of such injuries.
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Non-contagious Diseases
The diseases that are not transferred from one person to another are called non-contagious diseases. Most of these diseases result from an unhealthy lifestyle, and are responsible for 60% of the deaths in the world today.
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Non-infectious Diseases
Non-infectious diseases in humans cannot be transferred from an infected person to a healthy person. The following article will cover the noninfectious disease list that will help you know more about these non-communicable...
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Types of Waterborne Diseases
Water contaminated by harmful micro-organisms and pollutants leads to various different types of waterborne diseases and infections. The following article throws some light on the various different types of waterborne pathogens and...
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Sick Building Syndrome Symptoms
Do you experience a general sick feeling when located in a particular building? And does this last only as long as you are in or near that building? Then it could be sick building syndrome that's causing this. Read on to know what...
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Ruptured Viscus
A ruptured viscus denotes an abnormal opening in a hollow internal organ. It is an emergency condition that requires immediate medical attention.
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Incubation Period
Most are unaware of what is known as incubation period. It is basically associated with the exposure of the human body to pathogens or other abnormal changes like radiation. Know what is it exactly from the below write up.
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List of Common Diseases
There is not a single human in this world who has never fallen prey to a disease. In this article, you will find a list of common diseases, which has been the main reason for deaths and various other health complications affecting...
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Rickettsia Symptoms
Rickettsia is a malefic bacteria which infects and causes several serious ailments, such as spotted fever, typhus, scrub typhus, etc. Its symptoms should be considered seriously to be able to diagnose the specific infection and...
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Perforated Viscus
A perforated viscus is a life-threatening condition, whose treatment, if delayed, could prove to be fatal. Read through the following Buzzle article to know about the symptoms, causes, and treatment options of this condition.
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Sick Building Syndrome
What is sick building syndrome? What causes it? What are its symptoms? Is this building-related illness curable? Read on to find out.
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Brachial Neuritis
Brachial neuritis is a term which refers to the inflammation of the nerves of the brachial plexus. This condition can be caused by several factors and it can produce a number of symptoms, which are discussed in this Buzzle article.
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Thoracic Outlet Syndrome Symptoms
The symptoms of thoracic outlet syndrome occur due to compression of nerves arising from the brachial plexus. It may also occur due to the compression of blood vessels in this region. This article provides some information on the...
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Symptoms and Treatment of Arterial Insufficiency
Looking for some information on arterial insufficiency? Wondering what are its symptoms, causes and treatments? Read on to enhance your knowledge on this condition.
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Causes of Lymphocele
Lymphocele is collection of lymph fluid in a sac or cavity. These are caused due to injuries and major surgeries. Buzzle gives some brief information on other causes of lymphocele.
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Ascites Symptoms
Ascites is the accumulation of fluid in the abdomen. Read on to know all about the various ascites symptoms one needs to identify so as to diagnose this condition.
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Abdominal Surgery Recovery
During recovery period, vigilance by the doctors, hospitals, and the affected person's family members is highly essential. After the surgery, when he/she is sent home, it is extremely important to take precautions for a speedy...
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Rectal Prolapse Treatment
Treatment for this medical condition generally involves use of surgical procedures, to reattach the displaced rectum to its normal position. For minor cases, following a healthy diet and use of stool softeners may help to resolve...
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Trigeminal Neuralgia Surgery Options
Surgery is the last option used to treat any disorder, and the same thing is done in severe cases of trigeminal neuralgia. Read on to know all about surgery options and complications of trigeminal neuralgia.
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Barrett's Syndrome
Barrett's syndrome is a disorder in which the tissues lining the esophagus get inflamed, due to the irritation caused by acid reflux. It also involves replacement of esophageal cells by those lining the intestines. This condition...
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Broken Blood Vessels
Dismissing broken blood vessels in any part of the body as a harmless medical condition is not a wise thing to do, as there are chances that it may be a symptom of some life-threatening medical condition.
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Epidemic Vs. Pandemic
Most of us think that epidemic and pandemic are synonymous. But, they are not. There is a slight difference between these two terms. This article explains the difference between the two.
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Choking on Eating Food: Causes and Treatment
Choking due to food is a serious problem and can lead to death as well. It can happen to both children as well as adults. In this article, you will know more about what causes it and a few treatment options.
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Ulnar Nerve Surgery
Ulnar nerve surgery is carried out when other non-surgical treatments do not work, and the compression on the nerve does not reduce. Also, if the doctor notices that there is muscle wasting, this surgery gains all the more...
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Heat Related Illness
Over exposure to heat can make you severely sick. It is imperative that you take certain precautionary measures to keep yourself hydrated and shielded from the heat.
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Parasites in the Human Body
A parasite is an organism that lives on/in an animal or plant and derives its nutrition from the body it is attached to. Parasites also attack human hosts and such a biological invasion is responsible for many diseases. Read on to...
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Thoracic Outlet Syndrome: Causes, Symptoms, and Treatment
The signs of thoracic outlet syndrome (TOC) include pain and abnormal nerve sensations in the neck, shoulder and/or hand. It is a serious medical problem which needs early diagnosis. This article provides some information about...
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Typhus Symptoms and Treatment
Typhus refers to a group of infectious diseases caused by the bacteria of the genus 'Rickettsia'. There are several types of typhus that usually cause fever, skin rash, headaches, and muscle pain. Find out more about the symptoms...
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Arteriosclerosis: Symptoms and Treatment
Arteriosclerosis refers to the hardening of the arteries and is a common disease affecting millions of people worldwide.
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Raynaud's Syndrome: Causes, Symptoms, and Treatment
Raynaud's syndrome is a disorder in which the blood vessels of the fingers and the toes constrict, leading to the skin turning pale or patchy blue to red. The usual triggers of the condition are cold and emotional stress.
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Post Polio Syndrome
This is a condition that develops in 30 to 50% of polio survivors, years after their recovery from poliomyelitis. Here is a brief overview about post polio syndrome.
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How to Treat Pyogenic Granuloma
Pyogenic granuloma is also referred to as a pregnancy tumor. It is an oral disease which first shows up in the form of a tissue overgrowth around the mouth. It is sparked off by local irritation, hormonal factors, and physical...
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Malignant Hyperthermia (MHS)
Malignant hyperthermia refers to a life-threatening response when a person is exposed to specific anesthetic drugs. To know more about this condition, read on...
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Histoplasmosis
Histoplasmosis is the result of a fungal infection that predominantly affects the lungs. The following article provides a brief overview of this disease.
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Anal Fissures
The presence of anal fissures is a common ailment which is caused due to a tear or wound in the ligaments of the lower rectum. It affects both men and women. In this article we shall look at the causes, treatment and prevention...
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Dumping Syndrome
The stomach facilitates the reception and storage of ingested food, and in a way, it functions as a reservoir! Gastric motility is regulated by the enteric nervous system, and the condition, in which, this control is affected, is...
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What is Brucellosis?
Domesticated animals are perilous when they develop brucellosis. The prevention is exacting and treatment is cumbersome. Read on for more.
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Broken Heart Syndrome: Not Just for Valentine's Day Anymore
A study just released by the New England Journal of Medicine has proven that an emotionally stressful event can really break your heart-but luckily, the damage can be reversed.
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