Hihy Health
Encyclopedia

Key Symptoms in Pediatric Emergencies

#pediatric emergency, #pediatrics, #emergency room, #fever, #febrile seizure, #dehydration, #cough, #rash, #hives, #fall, #chest pain, #seizure, #stomachache, #my stomach hurts, #stomach upset, #abdominal discomfort, #chest ache, #pain in the chest, #chest tightness, #stuffy feeling in the chest, #feverish, #having a fever, #high fever, #low-grade fever, #breathlessness, #difficulty breathing, #labored breathing, #feeling of suffocation, #dry cough, #persistent cough, #cough that won't stop, #racing heart, #pounding heart, #rapid pulse, #loose stool, #watery diarrhea, #frequent trips to the bathroom, #blood on stool, #bloody stool, #bright red stool

When a child suddenly becomes ill, it can be difficult to decide whether to go to the emergency room right away or to wait and see a local clinic. Unlike adults, children can worsen quickly, so if your child looks or acts differently from usual, do not hesitate to seek medical care.

2026-06-26

Leukemia

#leukemia, #acute leukemia, #chronic leukemia, #myeloid leukemia, #lymphoid leukemia, #hematopoietic stem cell transplantation, #targeted therapy, #chemotherapy, #fever, #feeling hot, #high fever, #low-grade fever, #lack of energy, #lethargy, #persistent fatigue

Leukemia is a malignant tumor that arises from immature blood cells in the bone marrow. It is classified as acute or chronic, and as myeloid or lymphoid depending on the type of cell involved. Unlike in the past, advances in medicine, including targeted therapy, have expanded the treatment options. Please discuss the diagnosis and treatment plan thoroughly with a hematology-oncology specialist.

2026-06-26

Liver Transplantation

#liver transplantation, #living donor liver transplantation, #deceased donor liver transplantation, #liver failure, #liver cirrhosis, #liver cancer, #rejection, #immunosuppressants, #Milan criteria, #MELD score, #feeling feverish, #body heat, #high fever, #low-grade fever, #dry cough, #persistent minor cough, #cough that will not stop

Liver transplantation is an operation that replaces a liver that has lost its function with a healthy liver, and it is one of the treatment options for several serious liver diseases, such as liver failure caused by cirrhosis and liver cancer. Since it was first performed in Korea in 1988, advances in technology and medication have led to more than 1,500 transplants a year at present, and the overall surgical success rate is reported to be about 90 to 95%. Liver transplantation is an important decision for both the recipient and the donor, so please discuss it thoroughly with your treating physician before making a decision.

2026-06-26

Malaria

#malaria, #mosquito, #parasite, #fever, #chills, #overseas travel, #preventive medication, #headache, #splitting headache, #migraine, #pain at the back of the head, #feeling feverish, #body heat, #high fever, #low-grade fever, #body shaking, #feeling cold and shivering, #cold sensation, #lack of energy, #listlessness, #persistent tiredness, #hand tremor, #body tremor

Malaria is a parasitic infectious disease caused by the bite of a mosquito carrying the malaria parasite. It causes cold-like symptoms such as fever and chills, and delayed treatment can lead to serious complications. Before traveling to an area where malaria is a risk, please consult a medical specialist.

2026-06-26

Management Strategies for Preventing Complications of Solid Tumors

#solid tumor, #fever, #feeling feverish, #high fever, #low-grade fever, #body shaking, #shivering with cold, #chills, #unable to pass stool, #difficulty passing stool, #hard stool, #hand tremor

A solid tumor is a cancer that forms a mass, as opposed to 'liquid' cancers such as blood cancers (hematologic malignancies). Most cancers are solid tumors. Management strategies for preventing complications are as follows.

2026-07-13

Norovirus Infection

#norovirus, #food poisoning, #winter food poisoning, #acute gastroenteritis, #diarrhea, #vomiting, #handwashing, #stomachache, #tummy ache, #bellyache, #pain inside the abdomen, #feeling feverish, #body heat, #high fever, #low-grade fever, #lack of energy, #listlessness, #persistent tiredness, #loose stools, #watery diarrhea, #frequent bathroom visits

Norovirus infection is acute gastroenteritis caused by norovirus. It circulates mainly in winter (November to February) and spreads through contaminated food or water and through contact between people. Hygiene practices such as handwashing are the most important way to prevent it, and most people recover on their own.

2026-06-26

Pneumonia in Older Adults

#pneumonia, #pneumonia in older adults, #pneumococcus, #flu, #aspiration pneumonia, #vaccination, #immunity, #respiratory tract, #chest ache, #chest pain, #chest tightness, #feeling of stuffiness in the chest, #feeling feverish, #body heat, #high fever, #low-grade fever, #body shaking, #feeling cold and shivering, #cold sensation, #dry cough, #persistent minor cough, #cough that will not stop, #hand tremor, #body tremor

Pneumonia in older adults generally refers to pneumonia that occurs at age 65 or older. Pneumonia is inflammation of the lungs caused by infection with bacteria, viruses, or other organisms. More than 50% of people with pneumonia and more than 90% of people who die of pneumonia are aged 65 or older. In older adults, symptoms are often not obvious, so diagnosis is easily delayed. If you have suspected symptoms, please consult a pulmonology and allergy specialist immediately.

2026-06-26

Preventing Infectious Diseases During Overseas Travel

#overseas travel, #travel-related infectious disease, #malaria, #yellow fever, #dengue fever, #vaccination, #travel medicine, #fever, #body feels hot, #high fever, #low-grade fever, #loose stools, #watery diarrhea, #frequent bowel movements

Overseas travel can expose you to infectious diseases that are uncommon domestically. Extra caution is needed when visiting developing countries in tropical regions. Please consult a medical specialist 3 to 4 weeks before departure and arrange any needed vaccinations and preventive medications in advance.

2026-06-26

Prostatitis

#prostatitis, #acute prostatitis, #chronic prostatitis, #chronic pelvic pain, #bacterial prostatitis, #painful urination, #pelvic pain, #antibiotics, #prostate, #fever, #having a fever, #high fever, #low-grade fever, #body shaking, #chills, #feeling cold and shivering, #pain when urinating, #burning urination, #blood in urine, #red urine, #bloody urine, #hand tremor, #body tremor

Prostatitis is inflammation of the prostate, and about 10% to 12% of all men experience symptoms of it at some point. It is the most common prostate condition in men under age 50. Because treatment differs depending on the type, an accurate diagnosis is important. If you have symptoms, please consult a urologist.

2026-06-26

RSV (Respiratory Syncytial Virus) Infection

#RSV, #respiratory syncytial virus, #bronchiolitis, #children, #infants, #wheezing, #premature infants, #feeling feverish, #body heat, #high fever, #low-grade fever, #dry cough, #persistent minor cough, #cough that will not stop, #stuffy nose, #clear runny nose, #yellow runny nose

RSV (respiratory syncytial virus) is the most common virus that causes bronchiolitis (inflammation of the small airways) and pneumonia in infants and young children. It is highly contagious, and most children are infected at least once before the age of 2. Premature infants, children with congenital heart disease, and people with weakened immunity need to take extra care.

2026-06-26

Scrub Typhus

#scrub typhus, #mites, #fall febrile illness, #fever, #rash, #grave visits, #outdoor activity, #headache, #a splitting headache, #migraine, #back-of-head pain, #feverish, #having a fever, #high fever, #low-grade fever, #body shaking, #chills, #feeling cold and shivering, #hand tremor, #body tremor

Scrub typhus is an acute febrile infectious disease that occurs mainly in the fall. It is caused by the bite of a chigger mite larva carrying the bacterium Orientia tsutsugamushi. Covering the skin well during outdoor activity and showering afterward are key to prevention. If flu-like symptoms develop after outdoor activity in the fall, please consult a medical specialist.

2026-06-26

Situations Requiring an Emergency Room Visit During Chemotherapy

#anticancer therapy, #chemotherapy, #emergency, #abdominal pain, #stomachache, #bellyache, #pain inside the abdomen, #headache, #severe splitting headache, #migraine, #pain in the back of the head, #fever, #feeling feverish, #high fever, #low-grade fever, #body shaking, #shivering with cold, #chills, #shortness of breath, #difficulty breathing, #labored breathing, #feeling of suffocation, #body swelling, #facial swelling, #leg swelling, #swelling of hands and feet, #loose stool, #watery diarrhea, #frequent bowel movements, #blood on stool, #bloody stool, #bright red stool, #blood in urine, #red urine, #bloody urine, #weakness in arms and legs, #difficulty moving one side of the body, #hand tremor

Typical situations during chemotherapy that require an emergency room visit are listed below. Other emergency situations may also occur, so do not judge on your own based on the information below; please be sure to consult a medical specialist.

2026-07-13

Sunburn

#sunburn, #ultraviolet rays, #UV exposure, #burn, #skin, #summer, #cooling, #sun protection, #fever, #having a fever, #high fever, #low-grade fever, #body shaking, #chills, #feeling cold and shivering, #hand tremor, #body tremor

Sunburn is an inflammatory skin reaction caused by excessive exposure to ultraviolet (UV) rays during outdoor activity. It can go beyond simple discomfort and lead to systemic symptoms. If symptoms are severe or persistent, please be sure to consult a dermatologist.

2026-06-26

Syncope in Children and Adolescents

#syncope, #fainting, #adolescents, #hypotension, #orthostatic hypotension, #reflex syncope, #children, #arrhythmia, #feverish, #having a fever, #high fever, #low-grade fever, #fever, #collapsing, #loss of consciousness, #passing out, #racing heart, #pounding heart, #rapid pulse, #loose stool, #watery diarrhea, #frequent trips to the bathroom

Syncope is a temporary loss of consciousness that occurs when blood pressure drops suddenly and blood flow to the brain is briefly reduced. It is commonly called fainting. It occurs more often in adolescents and older adults, and caution is needed because injuries can occur when a person falls. Because there are many possible causes, if syncope occurs, please consult a medical specialist to identify the exact cause.

2026-06-26

Urinary Tract Infection in Children

#urinary tract infection, #pediatric fever, #bacterial infection, #antibiotics, #emergency room, #fever, #feeling hot, #high fever, #low-grade fever, #dry cough, #minor cough, #cough that will not stop, #stuffy nose, #clear runny nose, #yellow runny nose

A young child who has a fever without cough or runny nose may have a urinary tract infection. If treatment is delayed, the kidneys may be damaged, so be sure to consult a pediatric specialist.

2026-06-26