The correct spelling of the medical term "Pendinski Ulcer" is /pɛnˈdɪnski ˈʌlsər/. It refers to an ulcer that occurs in the area of the Pons, which is a part of the brainstem. The phonetic transcription shows that the first syllable is pronounced with an "ɛ" sound, and the stress is on the second syllable. The "s" in "Pendinski" is pronounced as "z" due to the following vowel. It is essential to use the correct spelling when discussing medical conditions to ensure accuracy in communication.