A 45-year-old man presented with 2-day history of left upper blepharoptosis, periorbital pain, left-sided headache, binocular diplopia, and left V2 numbness. [ncbi.nlm.nih.gov]

A 45-year-old man presented with 2-day history of left upper blepharoptosis, periorbital pain, left-sided headache, binocular diplopia, and left V2 numbness. [ncbi.nlm.nih.gov]

Fundus exam and brain magnetic resonance imaging (MRI) showed normality of optic nerves, chiasma, retrochiasmatic area, ocular muscles, eyeballs, lacrimal glands, periorbital fat, cavernous sinuses, and occipital cortex. [ncbi.nlm.nih.gov]

[…] acanthoma），Pilar tumor；Malignant proliferating trichilemmal cyst/tumor，Proliferating tricholemmal cystic squamous cell carcinoma 増殖性外毛根鞘（性）嚢腫（増殖性外毛根鞘嚢腫性棘細胞腫）；悪性増殖性外毛根鞘（性）嚢腫，増殖性外毛根鞘嚢腫性有棘細胞癌 144．P rurigo chronica multiforme 多形慢性痒疹 145．P rurigo nodularis，Eczema [mall-md.seikyou.ne.jp]

[…] acanthoma），Pilar tumor；Malignant proliferating trichilemmal cyst/tumor，Proliferating tricholemmal cystic squamous cell carcinoma 増殖性外毛根鞘（性）嚢腫（増殖性外毛根鞘嚢腫性棘細胞腫）；悪性増殖性外毛根鞘（性）嚢腫，増殖性外毛根鞘嚢腫性有棘細胞癌 144．Prurigo chronica multiforme 多形慢性痒疹 145．Prurigo nodularis，Eczema [nankodo.co.jp]

Two months later, the patient reported new-onset intermittent bitemporal headache and bilateral swollen, tender temporal arteries. Temporal artery biopsy revealed features consistent with calciphylaxis. [ncbi.nlm.nih.gov]

It is predominantly seen in patients with chronic kidney failure treated with dialysis (uremic calciphylaxis) but is also described in patients with earlier stages of chronic kidney disease and with normal kidney function. [ncbi.nlm.nih.gov]

Urgent Kidney Transplantation as Successful Treatment of Calciphylaxis in Three Patients with End-Stage Kidney Failure. Am J Transplant. 2016;16 (suppl 3). [atcmeetingabstracts.com]

Diabetes and hypertension are major causes of kidney failure, although Huber notes that many kidney failure patients are not obese. [news-medical.net]

Over the course of 2 months, his wound worsened in the setting of continued urinary incontinence, and before planned diversion with a suprapubic catheter, he progressed to gangrene and sepsis. [ncbi.nlm.nih.gov]

Over the course of 2 months, his wound worsened in the setting of continued urinary incontinence, and before planned diversion with a suprapubic catheter, he progressed to gangrene and sepsis. [ncbi.nlm.nih.gov]

We present a case of calciphylaxis leading to lower gastrointestinal (GI) bleeding and rectal ulceration of the GI mucosa. [ncbi.nlm.nih.gov]