malignant tumors of the oral cavity which are metastatic are very rare and consist of 1% of malignancies of the oral cavity. numbness or paresthesia of the lower lip or the chin is the main feature of presence of metastasis in the jaw. our patient was a 38 year old woman with chief complaint of pain in the right half of her face, jaw and teeth. her medical history revealed a radical mastectomy ...

Numb chin syndrome reflects an abnormality in the mental nerve or inferior alveolar nerve, or occasionally in a nervous structure located higher up in the body. It manifests as objective and/or subjective sensory disorders in the distribution of the mental nerve or inferior alveolar nerve, represented primarily by half of the lower lip and chin. Although numb chin syndrome falls mainly within t...

Numb chin syndrome is a sensory neuropathy of the inferior alveolar branch of the trigeminal nerve, characterized by unilateral numbness of the chin, the lower lip and the buccal and gingival mucosa. We report a girl with acute lymphoblastic leukemia of B-cell type who initially presented with numb chin syndrome resulting from skull base infiltration.

PURPOSE The purpose of this article is to present a case study of a patient with chin numbness and to review its relationship, through research, to possible underlying diseases and conditions. Mental nerve neuropathy, better known as numb chin syndrome, is a rare condition. Research suggests that there are a high number of cases where numb chin syndrome runs parallel with progression or relapse...

CLINICAL HISTORY This 67-year-old man was seen in neurological consultation with a 10-day history of numbness and tingling of the right chin which was intermittent for the first 3 days and then constant for one week. The chin could also be intermittently painful with an intensity ranging from 7 to 9/10 especially with chewing. He had no headache, speech disturbance, dysphagia, visual disturbanc...

BACKGROUND Numb chin is an uncommon underappreciated though well documented neurological manifestation of metastatic malignancy. CASE PRESENTATION A 50-year-old patient presented with right numb chin for few days. No dental cause was found. He later developed generalized vague symptoms. In few weeks his liver and renal functions deteriorated. Blood picture showed leucoerythroblastic picture. ...

Numb chin syndrome, also known as mental nerve neuropathy, is a rare sensory neuropathy characterized by paresthesia and hypoesthesia in the area supplied by the mental nerve and its branches. This syndrome may be the first symptom of underlying malignancy or the first sign of recurrence and metastasis in patients with preexisting cancer. In this article, we present two cases with bilateral num...