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Blood urea nitrogen
It's level helps evaluate renal function
elevation can mean poor renal function or GI bleeding.
Hepatitis
Condition
Atypical pneumonia
Condition
Periodic limb movement disorder
Condition
Low sodium
Condition
Hypernatremia
Condition
Pericarditis
Condition
Mycoplasma infection
Condition
Cocaine overdose
Condition
Dehydration
Condition
Mallory weiss tear
Condition
Dehydration in adults
Condition
Small bowel obstruction
Condition
Toxic ingestions in children
Condition
Group B strep
Condition
Secondary hyperparathyroidism
Condition
Dressler syndrome
Condition
Hepatitis A
Condition
Addison's disease
Condition
Porphyria cutanea tarda
Condition
Mouth cancer
Condition
Brief psychotic disorder
Condition
Frontotemporal dementia
Condition
Diabetes insipidus
Condition
Tumor lysis syndrome
Condition
Psychogenic polydipsia
Condition
Diabetic ketoacidosis
Condition
Sarcoidosis
Condition
Focal segmental glomerulosclerosis
Condition
Hepatorenal syndrome
Condition
Buerger disease
Condition
Cholangitis
Condition
Hyperosmolar hyperglycemic state
Condition
Stevens johnson syndrome
Condition
Membranous nephropathy
Condition
Adrenal insufficiency
Condition
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