Neuroleptic Malignant Syndrome
Neuroleptic malignant syndrome (NMS) is a rare but life-threatening reaction to neuroleptic (antipsychotic) medications. It is characterized by fever, muscle rigidity, altered mental status, and…
Neurogenic Detrusor Overactivity
Neurogenic detrusor overactivity (NDO) is a condition characterized by involuntary contractions of the detrusor muscle due to neurological impairment. This results in urinary urgency, incontinence,…
Neurogenic Bladder
Neurogenic bladder is a medical condition resulting from nerve damage that disrupts bladder function, leading to urinary retention, incontinence, and frequent infections. The condition can…
Neurofibromatosis Type 1 with Plexiform Neurofibromas
Neurofibromatosis type 1 with plexiform neurofibromas: Neurofibromatosis Type 1 (NF1) is a genetic disorder characterized by the development of multiple nerve sheath tumors, known as…
Neuregulin 1 Gene Fusion Positive Non-Small Cell Lung Cancer
Neuregulin 1 gene fusion positive non small cell lung cancer (NRG1+ NSCLC) is a rare molecular subtype of NSCLC that involves the fusion of the…
Nesidioblastosis
Nesidioblastosis is a rare pancreatic disorder characterized by the abnormal proliferation of insulin-producing beta cells, leading to persistent hyperinsulinemic hypoglycemia (PHH). This condition primarily affects…
Nephrotic Syndrome
Nephrotic syndrome is a clinical condition marked by heavy proteinuria (≥3.5 g/day), hypoalbuminemia, hyperlipidemia, and peripheral edema. It signifies a disturbance in the glomerular filtration…
Nephropathic Cystinosis
Nephropathic cystinosis is a rare autosomal recessive lysosomal storage disorder characterized by the abnormal accumulation of the amino acid cystine within cells. This accumulation is…
Nephrogenic Diabetes Insipidus (NDI)
Nephrogenic diabetes insipidus (NDI) is a rare kidney disorder characterized by the inability of the kidneys to concentrate urine, leading to excessive urination (polyuria) and…
Neoplasm of Brain
A neoplasm of the brain, also referred to as a brain tumor, is an abnormal growth of cells within the brain or central nervous system…