(C17.0) Malignant neoplasm: duodenum

Cyanosis is a medical symptom characterized by a bluish discoloration of the skin and mucous membranes, due to a lack of oxygen in the blood. It is most commonly seen around the lips, fingers, and toes, and can range in severity from mild to life-threatening. Early signs may include a faint bluish t...

Pain in the upper abdomen is a common symptom that can be caused by a variety of conditions. It typically starts as a dull ache in the upper abdomen and can range from mild to severe. It can be sharp and stabbing or dull and throbbing. It can be localized to one area or spread to other areas of the ...

Weakness is a lack of strength and energy that can range from mild to severe. It can be a symptom of a wide range of conditions, including physical and mental exhaustion, chronic illnesses, and certain medications. It can also be caused by a lack of nutrients, dehydration, or an underlying medical c...

Abnormal weight loss is a symptom of an underlying medical condition. It is characterized by a significant decrease in body weight that is not related to changes in diet or exercise habits. It may be accompanied by fatigue, decreased appetite, nausea, and other symptoms. It can develop gradually or ...

Dizziness is a sensation of feeling off-balance and lightheaded. It can range from mild to severe and can be accompanied by a feeling of spinning or swaying. It can develop suddenly or gradually, and can be triggered by physical activity, changes in position, or lack of food or fluids. Symptoms can ...

Dry mouth is a common symptom that can be caused by dehydration, medication side effects, or a medical condition. It is characterized by a feeling of dryness in the mouth and throat, accompanied by a decrease in saliva production. Dry mouth can be uncomfortable and can lead to difficulty speaking, s...

Depression is a mental health disorder that is characterized by feeling persistently low, sad, hopeless, and empty. It can manifest through changes in mood, appetite, energy, sleep, and concentration. Symptoms may include persistent sadness, irritability, loss of interest in activities, difficulty s...

Decreased appetite is a symptom that can manifest in a variety of ways. It can manifest as a lack of interest in food, difficulty eating, or a lack of hunger. This symptom can develop gradually over time or suddenly. It can be caused by a variety of medical conditions, medications, or psychological ...

Vomiting is the forceful expulsion of stomach contents through the mouth. It can be accompanied by nausea, abdominal pain, and sweating. Vomiting can be caused by a variety of conditions, such as food poisoning, motion sickness, viral infections, and migraine headaches. Symptoms can range from mild ...

Sweating is a common symptom that can manifest itself in different ways. It can range from mild moisture on the skin to heavy perspiration. It can be localized to one area of the body or be generalized over the entire body. It usually develops in response to heat, exercise, anxiety, or emotional str...

Dry eye is a common condition in which the eyes don't produce enough tears, or the tears evaporate too quickly. Symptoms include a feeling of dryness, burning, stinging, redness, and blurred vision. Dry eye can develop gradually or suddenly, and can be caused by environmental factors, medications, o...

Elevated temperature is a symptom of illness where the body temperature is higher than normal. It typically appears as a fever, with the temperature ranging from 37-38°C. It is often accompanied by other symptoms such as chills, body aches, and fatigue. Elevated temperature can develop over a few da...

Insomnia is a sleep disorder characterized by difficulty falling asleep and/or staying asleep. It can manifest in different ways, including difficulty initiating sleep, waking up multiple times throughout the night, waking up too early, and feeling unrefreshed after sleep. It can be caused by variou...

Black stool is a symptom of gastrointestinal bleeding. It is a dark, tarry stool that can range in color from dark brown to black. It may also contain streaks of bright red blood. The stool may have a foul smell and may be accompanied by nausea and vomiting. Black stool is often a sign of bleeding i...

Nausea is an unpleasant feeling in the upper abdomen that may be accompanied by an urge to vomit. It can range from mild to severe and can be accompanied by symptoms such as sweating, dizziness, and increased salivation. Nausea can be caused by a variety of stimuli, including motion sickness, certai...

Headache is a common symptom that can range from mild to severe. It typically develops gradually and can be localized or generalized. Common types of headache include tension-type, migraine, cluster, and sinus headaches, each with their own unique characteristics and manifestations. Tension-type hea...

Apathy is a lack of emotion or interest in activities. It may manifest as a lack of motivation, decreased energy, or a general disinterest in things that were previously enjoyable. It can be a gradual process, beginning with a lack of energy and enthusiasm, and progressing to a complete lack of moti...

Pale skin is a symptom of anemia or other blood-related issues. It is characterized by a lack of color in the skin, appearing wan and ashen. It may also be accompanied by fatigue, dizziness, and shortness of breath. Pale skin develops gradually due to a decrease in red blood cells or hemoglobin, whi...

Yellow sclera is a symptom where the whites of the eyes become yellow. It is usually caused by a buildup of bilirubin, a yellow-colored bile pigment. It can develop gradually over time, or it can occur suddenly. It can range from very mild to severe, and can be accompanied by other symptoms such as ...