Upper Limb Spasticity
Upper limb spasticity is a neurological condition marked by increased muscle tone, exaggerated tendon reflexes, and impaired voluntary control of movement, primarily affecting the shoulder,…
Upper GI Bleed
Upper gastrointestinal (GI) bleeding is a potentially life-threatening condition that originates proximal to the ligament of Treitz, encompassing bleeding from the esophagus, stomach, or duodenum.…
Unstable Angina Pectoris During PTCA
Percutaneous Transluminal Coronary Angioplasty (PTCA) is a widely practiced interventional procedure for revascularizing stenosed coronary arteries. However, the occurrence of unstable angina pectoris during PTCA…
Unstable Angina Pectoris
Unstable angina pectoris is a life-threatening condition characterized by unexpected chest pain due to inadequate blood flow to the heart muscle. Unlike stable angina, which…
Unresectable or Metastatic KIT (CD117) Positive Gastrointestinal Stromal Tumor
Unresectable or metastatic KIT (CD117) positive gastrointestinal stromal tumors (GISTs) represent a distinct subset of mesenchymal neoplasms that originate primarily in the gastrointestinal tract. These…
Unresectable Hepatic Metastatic Uveal Melanoma
Unresectable hepatic metastatic uveal melanoma (UM) presents a formidable clinical challenge due to its aggressive nature, poor prognosis, and limited systemic therapy responsiveness. Uveal melanoma,…
Unknown Oral Substance Toxicity
Unknown oral substance toxicity represents a critical and complex medical emergency that arises when an individual ingests an unidentified chemical, medication, plant, or household item…
Uncinariasis
Uncinariasis, commonly known as hookworm infection, is a parasitic disease caused primarily by species of the genus Ancylostoma and Necator. It remains a significant public…
Ulcerative Proctitis
Ulcerative proctitis represents a localized form of ulcerative colitis confined to the rectum. Though often considered a milder variant within the spectrum of inflammatory bowel…
Ulcerative Colitis Remission
Ulcerative colitis (UC) remission signifies a critical therapeutic milestone in the management of this chronic inflammatory bowel disease. Achieving and maintaining remission not only alleviates…