100 concepts Flashcards
What is the treatment of rosecea?
- Topical ivermectin
- add oral doxycycline if there are severe papules or pustules
Aortic stenosis
- syncope/presyncope
- slow rising pulse
- Soft S2
Start in reduced LVEF
- beta blocker
- ACEi
What is the most common cause of mitral stenosis?
Rheumatic fever
When Dresslers?
4 weeks post
When would you add a new diabetes drug in the management of T2DM?
If the HBA1c is greater than 58
Diagnosis of cellultitis
Clinical
What is the most common cancer in smokers?
Adenocarcinoma
Treatment of reactive arthritis
NSAIDs
Lucid interval followed by a coma
Intracranial extra dural haematoma
What is protective against endometrial cancer?
OCP
Kallmann bloods
low LH, FSH and testosterone
Aplastic crisis reticulocytes
Reduced
Sequestration crisis reticulocytes
Increased
First line treatment of lyme disease
Doxycycline
Post lumbar puncture headache management
Fluids and caffeine
Klinfelter’s bloods
Low testosterone, high FSH and LH
Kallmanns key symptom
Anosmia
Swelling of whole digit
Suggests psoriatic arthritis or ankylosing spondylitis
Prevention of cluser headaches
Verapamil
What drug increases the anticoagulant effect of warfarin?
Metronidazole
What drug polymorphic ventricular tachycardia?
Macrolides (torsades de pointes)
t(9;22)(q34;q11)
Philadelphia - CML (25% have in ALL)
SLE antibody most sensitive
ANA
What drugs cause hypercalcaemia?
Thiazides
Severe hepatitis in pregnant women
Hep E
Which vaccines should you avoid in HIV
Measles, mumps, rubella and BCG and varicella
When should you give prophylactic co-trimoxazole
When CD4 is less than 200
What causes seborrhoeic dermatiits?
Malassezia furfur
What is used to destory liveer hypnozoites and prevent malarial relapse?
Primaquine
How long does it take for HIV seroconversion to occur?
3-12 weeks
Which pathogen is most associated with gangrene
Clostridium perfringens
What is the presentation of sarcoidosis?
- erythema nodosum
- hilar lymphadenopathy
- swining fever
- polyarthralgia
- dyspnoea, non productive cough, malaise, weight loss
- hypercalcaemia
Management of perianal abscess
incision and drainage
What can cause a falsely high HBA1c?
- splenectomy
- b12/folic acid deficinecy
- iron deficiency anaemia
What can acause a falsely low HbA1c?
- sickle cell
- GP6D
- hereditary spherocytosis
- haemodialysis
Bone marrow multiple myeloma
Plasma cells
Ca 15-3
Breast cancer
CA 19-9
Pancreatic cancer
What is double duct sign?
Tumour in the head of the pancreas leading to obstruction of the common bile and pancreatic ducts
