Τρίτη 4 Σεπτεμβρίου 2018

Ultrasonographic assessment of the lens

Description 

B scan ultrasonography is the most commonly used modality for the assessment of posterior segment pathologies.1–3 On placing the probe along the lateral longitudinal axis, the nasal aspect of the retina, ciliary body, the lens in its entirety, iris, angle and peripheral cornea can be appreciated easily. Using this technique, the anatomy of the lens can be studied in terms of its width along the horizontal and anteroposterior extent; similarly, by placing the probe along the inferior longitudinal axis, the vertical width of the lens can be defined, along with the anteroposterior thickness. This technique helps in the assessment of lens in its entirety, from the anterior capsule to the posterior capsule. Herein few pathologies of the lens and its capsule are illustrated using B scan ultrasound (Sonomed, New York, USA).

After making the patient lie down in a comfortable supine...



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First report of concomitant pheochromocytoma and duodenal neuroendocrine tumour in a sporadic multiple endocrine neoplasia type 1

A 77-year-old woman was diagnosed with pheochromocytoma followed by adrenalectomy at age 57. Hyperparathyroidism without osteoprosis was diagnosed at age 58. At age 75, Dual Energy X-ray Absoptiometry (DEXA) revealed osteoporosis and sestamibi scan showed a left parathyroid adenoma. Criteria for parathyroidectomy were met, and she underwent parathyroidectomy. Furthermore, she presented with haematochezia at age 75. An abdominal CT demonstrated a mass in the second portion of the duodenum. Additionally, octreoscan revealed somatostatin receptor positive tissue in the duodenum and Gallium 68 dotatate scan also showed a well-differentiated duodenal neuroendocrine tumour (NET). Genetic testing for MEN1, MEN2 and MEN4 was negative. Diagnosis of sporadic MEN1 syndrome was made. The patient underwent resection of the duodenal NET at age 76. She is in good health 21 years after her first presentation of MEN1. In summary, we present the first sporadic case of MEN1 with concomitant pheochromocytoma and duodenal NET which occurred 20 years apart.



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Mumps presenting with unilateral, synchronous parotid and submandibular gland swelling

A previously healthy 22-year-old woman presented with acute, unilateral facial and neck swelling, associated with fever and malaise. She was initially treated with intravenous antibiotics; however, CT imaging showed unilateral, synchronous swelling and inflammation of the parotid and submandibular glands, and a PCR swab from the parotid duct was positive for mumps. She was fully immunised and had no contact in the preceding period with anyone diagnosed with mumps. She responded to supportive management and her symptoms resolved over the course of her admission. Unilateral, synchronous swelling and severe inflammation of both the parotid and submandibular glands in mumps is a very unusual presentation, and not one previously reported in the literature.



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Management of a giant uterine leiomyoma

Uterine leiomyomas are the most common tumours arising from the female reproductive tract. However, giant myomas, which are greater than 11.4 kg in weight, are exceedingly rare. They may cause a pressure effect on surrounding organs, heart and lungs, which can be potentially life threatening. We present a case of a 53-year-old woman with a massive uterine mass complicated by restrictive lung disease. She underwent a total abdominal hysterectomy and bilateral salpingo-oophorectomy with frozen section and reconstruction of the abdominal wall by the gynaecologists and plastic surgeons. The excised specimen weighed 27.8 kg, which included a benign subserosal leiomyoma measuring 64 by 50.5 by 15 cm. Intraoperative blood loss was 7 L and her postoperative recovery was complicated by coagulopathy and haemorrhagic shock. This case illustrates the pivotal role of multidisciplinary care in the management of complicated surgical patients and the need for careful perioperative care.



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Vacuum-assisted right atrial infected clot extraction due to persistent bacteraemia: a percutaneous approach for the management of right-sided endocarditis

A 56-year-old woman with non-ischaemic cardiomyopathy with implantable cardioverter defibrillator (ICD) presented to the hospital with progressive dyspnoea of 4 weeks' duration. She soon spiralled down to develop septic shock with methicillin-sensitive Staphylococcus aureus bacteraemia. A transoesophageal echocardiogram revealed a 2.4x2.1 cm large mobile echodensity in the right atrium likely attached to the ICD lead and to the interatrial septum. Although the ICD along with its leads was extracted, bacteraemia persisted despite appropriate antibiotic therapy. Because of her worsening condition, she underwent a right atrial infected clot extraction by the AngioVac system. Her clinical condition noticeably improved soon after evacuation of the infected clot.



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Laryngopyocoele with contralateral laryngocoele: a rare cause of respiratory distress

We present the case of a 76-year-old patient who attended our emergency department with signs of sepsis and severe respiratory distress. She had stridor, type 1 respiratory failure and a left-sided neck swelling. On CT, it was initially misdiagnosed as parapharyngeal abscess. When the imaging was reviewed, it was found to be a left-sided mixed laryngopyocoele obstructing the larynx with an asymptomatic contralateral laryngocoele. The internal component of the left laryngopyocoele was excised through a microlaryngoscopy approach while the external component was approached through a transcervical incision. The patient recovered well despite a postoperative myocardial infarction. Both laryngocoeles and laryngopyocoeles are rare, with the latter being the rarer of the two, however, extensive literature review could not identify any previous cases where both have coexisted in the same patient.



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Hereditary sensory and autonomic neuropathy in a male child: 'The other side of not feeling pain

Description 

A 1-year-old boy was brought to our outpatient department with complaints of whitish opacity in both eyes noticed 3 months ago. The mother also gave a history of self-mutilating behaviour in the child. There was a history of absence of crying during vaccination. There was no history of consanguinity and a similar disease in the family. The child was following light binocularly. On anterior segment examination, bilateral corneal scarring secondary to keratitis was seen (figure 1A). Corneal sensations were absent. An ocular ultrasonography was done for posterior segment evaluation, which revealed no abnormalities. There were signs of self-mutilation in the perioral area in form of damage to both upper and lower lips that caused as a result of repeated insults in form of tooth bite (figure 1B). Apart from this, similar injuries were present in fingers of hands (figure 1C) as...



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