Medical
Browse, search and filter 3,531 questions.
3,531 questions
A 49-year-old postmenopausal woman is admitted to the emergency department following severe attacks of abdominal pain, nausea and vomiting. The pain is colicky in nature, starts from the left flank of the abdomen and radiates to the left groin. You are unable to take a history from the patient as she is writhing in pain. On examination you notice that the patient is sweating profusely. The abdomen is soft and non-tender and bowel sounds are normal. From the list below, select the investigation that will be of more diagnostic value of the patient's condition?
A 75-year-old man, with a history of diverticular disease, is experiencing swinging fevers and left-sided abdominal pain. You suspect the patient has a diverticular abscess. Which one of the following investigations is the most appropriate to confirm your suspicion?
A 38-year-old runner complains of increasing pain in her right big toe that she fractured many years ago. The first metatarsophalangeal joint is red dorsally and has a very limited range of painful movement. The patient wants to be able to continue running. What is the most likely diagnosis?
Which of the foUowing is not a recognized complication of severe burn injury?
A 62-year-old gentleman taking warfarin for atrial fibrillation presents with a two-week history of headaches and clumsiness of the dominant hand. He cannot recall any impact to the head. What is the most likely diagnosis of this patient?
A 52-year-old man who sustained a severe intra-articular fracture of the right shoulder as a young man now presents with increasing pain, stiffness and weakness of the shoulder. What is the most likely diagnosis?
A patient l1as a hyperflexion injury combined with axial loading. X-ray shows C3 subluxed forward on C4. What is the most likely diagnosis of this patient?
A 75-year-old man presents to the urology outpatient clinic with a 6-month history of urinary frequency associated with difficulty initiating micturition, dribbling on reaching the end of his stream and nocturia. A digital rectal examination reveals a hard prostate gland. Core biopsy is performed on the gland and the pathology report indicates the presence of a tumour involving most of the right lobe. According to the TNM classification, the tumour stage is?
A 21-year-old male medical student presents with a 14-day history of intermittent fever, rigours, headache, neck stiffness and a single episode of vomiting just prior to attending his appointment. On questioning, he admits to a visit to rural east Africa 2 months ago as part of a university outreach group and is up to date on all vaccinations. Furthermore, he had not had unprotected sexual intercourse over the past several months. On examination, he is noted to be tachycardic with a pulse rate of 100 beats/min and appears slightly dehydrated. Routine blood tests show moderately raised inflammatory markers. The admitting team suspects meningitis and conducts a lumbar puncture. The tap reveals a white cell count of 995/mm3 with a neutrophilia and lymphocytosis, 2.5 g/L of protein and 3.0 mmol/L of glucose. Samples are additionally sent for Gram staining and virological examination and appropriate therapy started pending final confirmation. Which one of the following micro-organisms is most likely causing meningitis in this patient?
A 59-year-old woman is undergoing triple assessment for a suspicious lump in the upper outer quadrant of the breast. Which one of the following correctly describes the components of this clinical investigation?
A 32-year-old woman twists her right ankle, sustaining an isolated Weber B undisplaced lateral malleolus fracture with no displacement of the ankle mortice. What is the best next step in management of this patient?
A 40-year-old Caucasian man presents complaining of pain in his left eye. Earlier that day he was working in his house, attempting to put up a shelf with nails. He felt a sensation of 'some material entering his eye'. He does not wear contact lenses. His eye has been extremely watery and he has been unable to open it properly, fluorescein assessment under the blue light slit lamp reveals a discrete green region at the lateral corneal margin. Following clinical assessment and thorough irrigation, the assessing clinician removes all the foreign bodies, which are sent for culture. Which one of the following pathogens is most likely to be responsible for infection?
A 45-year-old female business executive presents with a swelling in the midline of the neck and features of hyperthyroidism secondary to Graves' disease. Following a course of antithyroid medication, a subtotal thyroidectomy is performed. Raised titres of which immunoglobulin would be expected in this individual?
A 37-year-old patient is diagnosed with medullary carcinoma of the thyroid gland. The concentration of which electrolyte could be reduced in this patient?
mutation in the domain of pRB to which E2F binds, the consequences of which lead to constitutive E2F activity
A patient presents with altered sensation over the palmar aspects of the first three fingers of their left hand with associated thenar wasting. You think the patient needs a carpel tunnel release, but wish to confirm your diagnosis. What is your first line investigation?
A 62-year-old man is admitted to the emergency department with abdominal pain. The patient has a past history of ischaemic heart disease and atrial fibrillation. Computed tomography scan features are highly suggestive of ischaemic bowel. The patient's blood gases are as follows: pH = 7.25, paO2 = 10, paCO2 = 2.8, HCO3 = 18, Base excess= -8. Which of the following best describes the patient's acid-base status?
You are called urgently to see an SO-year-old man who is 6 days following open anterior resection for rectal carcinoma with defunctioning stoma. The patient reported seeing a gush of pink fluid from the central laparotomy wound. You notice that the small bowel is eviscerating from the wound. Following initial resuscitation, the next best step is to?
the most likely diagnosis?
As well as measuring oxygen saturation, a pulse oximeter also gives useful information regarding what other factor, used in initial assessment of the traumatized patient?