Papillomas are rare tumors of the respiratory tract, which are usually considered benign. We studied a male patient with adult onset of squamous papillomatosis involving both the trachea and the bronchi, with malignant degeneration. When we obtained specimens bronchoscopically, only the bronchial lesions showed carcinomatous changes. Thoracotomy demonstrated carcinoma in the tracheal lesion as ...

We report a rare case of malignant degeneration of a squamous papilloma to squamous cell carcinoma. A 47-year-old female presented at our tertiary referral center with squamous papilloma of the middle ear that transformed into advanced-stage (T4N0M0) squamous cell carcinoma of the temporal bone, with involvement of the facial nerve, labyrinth, temporomandibular joint, sigmoid sinus, and dura of...

BACKGROUND A correlation between acquired renal cysts in the dialysed kidney and renal cancer has long been debated, but no changes in the physical properties of kidneys at the microscopic level have been reported. The purpose of the present study was to classify the physical properties of the kidneys of patients undergoing haemodialysis at several stages of pathology by use of the scanning aco...

arette smoker, was admitted because of epigastric pain of several weeks’ duration, accompanied by progressive dysphagia and weight loss. His medical history included a reflux esophagitis with a hiatal hernia, a perforated gastric ulcer treated by suture 38 years earlier and a recent episode of acute pancreatitis due to alcohol abuse. Esophagogastric contrast series and fibreoptic esophagogastro...

The nervous system from nineteen patients with malignant disease who had intrathecal injections for the relief of pain was examined. In eighteen patients one or more injections of phenol in iophendylate or glycerol had been given; in six of them injections of silver nitrate and phenol in iophendylate or glycerol were also given. In one patient a single injection of silver nitrate and phenol in ...