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3,531 questions
A 55-year-old woman presented with a lymph nodal lump over her right supraclavicular area. Excision biopsy showed a non-Hodgkin's lymphoma. What should be the first investigation?
A patient sustains a flexion distraction injury at the thoracolumbar junction following a highspeed road-traffic accident where he was wearing a seat belt. What is the most likely diagnosis of this patient?
: Le pore d'une jonction communicante autorise le passage d'une molécule comme la thymidine kinase par exemple.
A 48-year-old man complains of being intermittently unable to extend his right ring finger, with a clicking sensation sometimes felt. There is a tender swollen nodule over the palmar aspect of the affected finger. What is the most likely diagnosis?
A previously well 35-year-old woman presents with sudden onset severe headache and loss of vision. Her acuity is 6/24 bilaterally on assessment in the emergency department. What is the most likely diagnosis of this patient?
A 35-year-old woman has been admitted as an emergency with right upper quadrant pain, pyrexia and vomiting. On examination she is toxic, with a positive Murphy's sign. What should be the first investigation?
A 57-year-old woman is kicked by her horse. She has a large central forehead haematoma and CSF rhinorrhea. What is the most likely diagnosis of this patient?
ne dérivent que du seul feuillet mésoblastique de l'embryon.
During a ward round, you are asked by your surgical registrar about the management of a phaeochromocytoma. Select from the list below the most appropriate management plan for a phaeochromocytoma?
: Les glandes intra–épithéliales contrairement aux glandes exoépithéliales sont toujours unicellulaires. E : Les glandes endocrines sont pour la plupart de type holocrine.
A 23-year-old female medical student presents with a 1 cm x 1 cm round swelling in the anterior triangle of the neck. It is smooth and fluctuant with no transillumination or movement on swallowing. The skin is freely mobile over the lump, which is also non-tender to touch. Aspiration of the lump reveals cholesterol crystals. The most likely diagnosis is?
A 58-year-old man with insulin dependent diabetes presents with chronic erythema and discharge over an ulcerated area located over the first MTPJ of his left foot. CRP is 60 and ESR is 75. Radiographs reveal a destruction of the head of the first metatarsal. What is the most likely diagnosis?
A 21-year-old woman complains of increasing pain and numbness in her foot localised around the base of the second, third and fourth toes. What is the most likely diagnosis?
A 38-year-old painter and decorator presents with gradual onset of pain in both shoulders, left worse than right. This is especially severe when he is trying to paint ceilings. On USMLE Surgery2e/Diagnostic examination, pain is experienced at between 60 and 100 degrees of abduction. Shoulder radiographs are normal. What is the most likely diagnosis?
: La sécrétion mérocrine suppose un renouvellement cellulaire pour maintenir l’intégrité de la glande. E : Les glandes séreuses sont les glandes qui synthétisent un produit très épais et qui nécessitent la présence d’une vaste lumière.
A 55-year-old woman, who is obese and has a positive smoking history, is to have varicose vein surgery in the next 12 hours. Your senior colleague asks you to ensure that deep vein thrombosis prophylaxis is commenced. From the list below, choose the most appropriate form of deep vein thrombosis prophylaxis that you would use?
A 42-year-old woman underwent an emergency appendectomy for perforated suppurative appendicitis. Three days postoperatively, her wound became red and tender with gross oedema; on removal of the sutures, the wound showed slough and ulceration. The diagnostis of this patient is?
A 28-year-old man while working on a building site sustained a fracture of his tibia and fibula having fallen from a ladder. This was promptly treated by open reduction and internal fixation. On the second postoperative day, he developed severe pain in his leg exacerbated by passive movement and sensory loss. What is the diagnosis of this patient?
You are asked to see a 56-year-old homeless man who presented to the emergency department with a severe pain in his right leg, which started over 12 hours ago. On examination, the right leg is pale in colour in comparison with the left leg from below the knee to the toes and has fixed mottling. The right leg is cold and the popliteal, posterior tibial and dorsalis pedis pulses are absent. There is no sensation in the right leg and the patient is unable to flex the knee or move the toes due to fIXed flexion deformities. In addition, the patient is apyrexial and heart rate is 85 beats per minute and regular. What is the most likely diagnosis?
A SO-year-old postmenopausal woman with stage 4 invasive ductal carcinoma of the right breast presents with slight shortness of breath. On clinical examination, you notice that the right lung base is stony dull on percussion coupled with decreased air entry. A chest radiograph confirms pleural effusion of the right lung. A chest drain is inserted and some of the drained pleural aspirate is sent for cytological examination and a computed tomography scan of the chest is performed. The results conf"rrm metastatic spread to the lungs. What is the most likely route of metastases that accounts for the pleural effusion?