Changes in Urination: Such as increased frequency, foamy urine, or blood in urine.
Swelling: Especially in the ankles, feet, legs, or around the eyes.
Skin Rash or Itching: Often accompanied by dry skin.
Shortness of Breath: Resulting from fluid buildup in the lungs.
High Blood Pressure: Often a silent symptom of kidney problems.
Nausea or Vomiting: Particularly persistent or unrelated to food consumption.
Metallic Taste in Mouth: Or ammonia-like breath odor.
Muscle Cramps: Especially in the legs.
Loss of Appetite: Often accompanied by weight loss.