Haematology

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Haematology

ValueReference range Activated partial thromboplastin time (APTT) (s)7926–38 APTT correction (immediate mix) (s)3826–38 APTT correction (2-h incubation) (s)7926–38 International normalised ratio (INR)1.10.9–1.2 Fibrinogen (g/L)3.22.0–4.0 A. Von Willebrand disease B. Disseminated…

read more

Infectious diseases

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Infectious diseases

Opening pressure 10 cmH20 Lymphocyte count 4 × 106/L (<5 × 106/L) Glucose 3.8 mmol/L (serum glucose 5.6 mmol/L) Total protein 0.33 g/L (0.10–0.65 g/L) Gram stain No organisms seenAdditional laboratory investigations show normal…

read more

Psychiatry

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Psychiatry

Cytochrome P450 1A2 (CYP1A2) is primarily responsible for clozapine metabolism. Agents that induce cytochrome CYP1A2, such as tobacco cigarette smoke, will increase the metabolism of clozapine. Tobacco smokers may require…

read more

Clinical pharmacology

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Clinical pharmacology

The absolute bioavailability of a drug, when administered by an extravascular route, is the fraction of the dose that reaches the systemic circulation as intact drug, which is usually less…

read more

Clinical immunology

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Clinical immunology

3. Toll-like receptors function in which one of the following? A. Regulation of B-cell activation by antigen binding B. Activation of the complement pathway C. Recognition of microorganisms by the…

read more

Oncology

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Oncology

Development of drug resistance is one of the major causes of cancer treatment failure. For a cytotoxic agent to reach a cancer cell, the drug must enter the bloodstream, be…

read more

Neurology

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Neurology

11. A 20-year-old woman presents with progressive speech and swallowing difficulties, unsteadiness of gait, spasticity, cognitive decline and psychosis. Which gene mutation might explain this clinical presentation? Clinical 12. A…

read more

Endocrinology

Jun 24, 2017 by in GENERAL SURGERY Comments Off on Endocrinology

Value Reference range 8 am plasma cortisol (nmol/L) 800 200–650 8 am plasma adrenocorticotrophic hormone (ACTH) (ng/L) 68 <50 Urine free cortisol (nmol/24 h) 850 100–300 Low-dose dexamethasone suppression test…

read more
Get Clinical Tree app for offline access