Health conditions and diseases starting with S. Understand symptoms, causes, and treatment options to make informed health choices.
Severe hypotension refers to an abnormally low blood pressure that compromises the body’s ability to deliver adequate oxygen and nutrients to vital organs. It is typically defined as a systolic blood pressure below 90 mmHg or a mean arterial pressure (MAP) under 65 mmHg. This condition may rapidly progress to life-threatening shock if not promptly
Severe diarrhea is characterized by frequent, watery bowel movements that may lead to significant fluid loss, electrolyte imbalance, and dehydration. Defined clinically as more than three loose or liquid stools per day, it becomes severe when symptoms escalate to include signs of systemic compromise or when it persists beyond a few days. This condition requires
Severe Combined Immunodeficiency (SCID) represents a group of rare, life-threatening genetic disorders characterized by the profound impairment of both humoral and cellular immunity. Without early diagnosis and treatment, infants with SCID are vulnerable to recurrent, severe infections leading to high mortality within the first year of life. SCID is widely recognized as a pediatric emergency.
Severe chronic pain is a long-term condition that significantly impairs function and quality of life. In patients who have been exposed to opioids over extended periods, opioid tolerance—a reduced responsiveness to the drug—poses complex challenges in pain management. Opioid tolerance leads to a diminished analgesic effect, necessitating higher doses for the same relief and increasing
Severe chronic pain, defined as pain persisting beyond three months and significantly impairing daily function, affects millions worldwide. For a subset of patients, non-opioid therapies prove insufficient, and long-term opioid treatment becomes medically necessary. In such cases, structured care, rigorous monitoring, and individualized strategies are essential to ensure effective pain relief while minimizing risk. Indications
Severe chronic pain in children, particularly those who are opioid-tolerant, presents a complex and demanding clinical scenario. Defined as pain lasting more than three months, it significantly disrupts development, social function, education, and emotional well-being. In opioid-tolerant pediatric patients, typical analgesic strategies are insufficient, requiring tailored, closely monitored regimens. Opioid Tolerance in Children: Definition and
Severe chronic pain is defined as persistent or recurrent pain lasting longer than three months that significantly impairs physical function, emotional well-being, and overall quality of life. It often persists beyond the normal healing period and may arise without an identifiable ongoing cause. This condition affects millions globally, burdening healthcare systems and individuals alike with
Severe chronic obstructive pulmonary disease (COPD) is a progressive, irreversible lung condition marked by persistent airflow limitation and respiratory symptoms. It results from chronic inflammatory responses to harmful particles or gases, most commonly from cigarette smoke. Severe COPD significantly impairs daily activities, quality of life, and increases the risk of life-threatening exacerbations. COPD Pathophysiology and
Severe chronic neutropenia (SCN) is a rare hematologic disorder characterized by persistently low levels of neutrophils, a vital type of white blood cell essential for combating bacterial and fungal infections. Patients with SCN are predisposed to recurrent infections, often beginning in infancy or early childhood, and the condition can progress to severe complications, including bone
Severe burns constitute life-threatening trauma affecting the skin and potentially underlying tissues. These injuries may result from heat, chemicals, electricity, or radiation. The severity of a burn is determined by its depth, extent (total body surface area affected), and location. Immediate and specialized intervention is vital to reduce mortality and improve functional and cosmetic outcomes.