Key signature -. The flats and sharps at the beginning of each staff line indicating the key of music the piece is to be played. Klangfarbenmelodie -. The technique of altering the tone color of a single note or musical line by changing from one instrument to another in the middle of a note or line.
There are many diagnoses that do not have definitive tests used to determine them, or which can't be truly diagnosed until a patient has died (upon autopsy). In these cases, doctors must use combinations of symptoms, often vague symptoms, which can lead to a lack of diagnosis. The real medical problem may be highly unusual or not appropriate to the age of the patient. The doctor might not consider a diagnosis that is very rare, or very rare for that age of the patient.
Narcotic abuse can cause fatigue, shallow breathing, anxiety, euphoria, vomiting, confusion, and constipation. Ventricular septal defect. A ventricular septal defect is a hole in the heart that some babies are born with. Vitamin B12 deficiency. Vitamin B12 deficiency symptoms include fatigue, pale skin, weakness, sleepiness, numbness, weakness, and more.