His attending physician was Dr. Bernhard von Gudden, who later diagnosed Otto's brother, Ludwig, as mentally ill without bothering to examine him and without asking him a single question, which raises questions about his competence and his motives.
Dr. von Gudden kemudian mendiagnosis saudara Otto, Ludwig sebagai penderita penyakit mental tanpa harus mempertimbangkannya dan tanpa menanyakan satu pertanyaan pun, yang menimbulkan pertanyaan tentang kompetensinya dan motifnya.