Other (mainly Gastro/ ID) Flashcards
What is Shigella gastroenteritis characterised by?
Bloody diarrhoea and abdo pain
What is staph aureus gastroenteritis characterised by?
Short incubation time (eg hours) severe vomiting and less common to have diarrhoea.
What are the features of Primary Bilary Choleangitis ?
3 M Rule= middle age females, Anti MITOCHONDRIAL antibodies and ism
What is Primary Sclerosising Choleangitis a/w?
Associated with inflammatory bowel disease
Prolonged APTT and low platelets indicate with blood clotting disorder?
Antiphospholipid (miscarriages/ DVT/PEs etc)
What are some signs of Zinc deficiency?
acrodermatitis - red crusted lesions around mouth (may be seen in anorexia nervosa)
In ER receptor pos breast cancer when is Tamoxifen used vs Anastrozole?
Tamoxifen is used for pre menopausal/ perimenopausal. Anastrozole is used for post menopausal.
What is first line treatment for UTIs in males?
Trimethoprim or Nitrofuratoin for 7 days
What is the breast screening regime in the UK?
Age 50-70, every 3 years
Immune Thombocytoepnia in Adults- what is the defining feature and what is the first line tx.
Isolated LOW platelets AND first line tx is oral prednisolone
Hereditary Haemorrhagic Telectangtasia presents with?
Epistaxis are a common symptom
What is the conversion from oral codeine to oral morphine?
10mg codeine = 1mg morphine.
Divide by 10
What does the median nerve supply?
Thumb, middle finger
How to start Allopurinol in urate lowering therapy?
Allopurinol can be started after acute attack. Need colchicine or NSAID “cover” when starting allopurinol.
How to test the exocrine function in pancreatitis?
Feacal elastase
What are the type of crisis’s that can present in sickle cell?
Thrombotic, aplastic, sequestrian
How does a thrombotic crisis in sickle cell present?
Following infection/ dehydration. Presents with pain ++
Which ulcers IMPROVE with eating?
Duodenal ulcers- symptoms improve with food
When should uric acid lowering therapy reduce for gout?
After first episode of gout can consider starting allopurinol once symptoms have resolved.
How does the wells score work for DVT?
Score of 2 or more= DVT likely and therefore USS
Score of 1 or less= DVT less likely and therefore d dimer
How to diagnose CKD 1
egfr > 90 but with either proteinuria or electrolyte disturbances
How does leukoplakia present?
White patches on the inside of the mouth
What may be some differentials for leukoplakia?
Candidia/ Lichen plants/ SCC
What is the drug used in the prophylaxis of variceal bleeds in the context of known varices?
Propanalol (non cardiac selective BB)
What are the features of familial hypercholesterolemia?
High total lipids
Raised LDL
Personal family history of CVS disease
What cancers is the BRAC 2 a/w?
Breast.
Men- prostate
Women- ovarian
How does HYPO calcaemia present vs HYPER calcaemia?
High calcium- muscle weakness/ hyporeflexia
Low calcium- brisk reflexes/ percussion over facial nerve= spasm (Chvosteks sign).
What does sickle cell do to your HBA1C?
Reduces it. HB1AC would be lower than expected in sickle cell.
What are the diagnostic tests for H-pylori?
Stool test and Urea breath test
What is the inheritance for Huningtons?
Autosomal dominant
How does a chancroid ulcer present?
Painful genital ulcer a/w lymphadenopathy
What is the management for life threatening C.diff infection?
PO Vancyomycin and IV metronidazole
What is the antibiotic for prophylaxis of SBP?
Oral ciprofloxacin
What are the components of CREST syndrome?
CREST syndrome is a subtype of limited systemic sclerosis and includes: calcinosis, Raynaud’s phenomenon, oesophageal dysmotility, sclerodactyly, telangiectasia
How may polycythaemia present?
Swelling of joints, itchiness, ruddy complexion, peptic ulcer disease
If starting medium/long term steroids on a patient over aged 65 what also needs to be prescribed?
Bone protection- start if aged over 65 and starting steroids.
Mnuemonic for remembering LIVE vaccines?
Boys LOVE THE crime
What are the live vaccines?
B- BCG
O-oral polio
Ys - Yellow Fever
LIVE
The- Typhoid
Chickenpox
Rubella
Influenza
Mumps/measles
Endemic typhus
What is a sequestrian crisis in sickle cell- how may it present?
May present with splenomegaly/ anaemia/ cardiovascular collapse due to anaemia. More common in childhood
What is the treatment for urge incontinence/ overactive bladder?
Antimusclarinics eg oxybutanin
Paracetamol overdose would do what to your LFTs?
Raised ALT
Normal ALP
Typhoid is caused by?
Salmonella
What is the blood test for diagnosing HIV?
p24 antigen and HIV antibody test
Haemophillia A presents with what on the bloods?
Prolonged APTT, normal PT
Calcitonin is a tumour marker in which cancer?
Medullary thyroid cancer.
When would Ciprofloxacin be used for prophylaxis against SBP?
If ascitic protein = 15 or less
What drug is used to help with ascites?
Sprinolactone (aldosterone antagonist)
ATN (Acute tubular necrosis)- what is the defining feature on investigations?
High urinary sodium but everything else is low.
Post exposure prophylaxis of HIV- what is the process?
Antiretrovirals for 4 weeks
and testing at 12 weeks
What is the investigation for suspected Lyme disease?
Blood test for serology (ELISA)
Insectiside poisoning is treated with?
Atropine
Antifreeze poisoning is treated with?
Fomepizole
Topical NSAIDs are indicated for which joints?
Knee or hand
What infection can cause fetal hydrops?
Parvovirus 19
What group of people can be severely affected by Parvovirus infection?
Sickle cell- can trigger aplastic crisis
What is a bisphosphonate holiday?
If PO bisphonates for >5 years and LOW risk then can have repeat DEXA/FRAX and have a 2 year holiday.
What is the treatment for Pagets?
Bisphosphonates
Primary Bilary cirrhosis has which antibody?
Anti-mitochondrial antibody. (IgM, middle aged females).
Psudeopolyps are seen in UC or Crohns?
UC
If GI side effects are experienced with alendroate what bisphosphonate should be offered instead?
Risedronate or etidronate
How to diagnose stage 1/ stage 2 AKI?
Stage 1 increase in creatinine 1-1.5 times over baseline
Stage 2: increase in creatinine 2-2.9 times baseline
What crystals are seen in psudegout?
Positive RHOMBOID biofringent crystals
What are the heart complications with Ankylosing spondylitis?
AV node block and aortic regurgitation
What imaging is first line for achilles tendonitis?
USS
What is the inheritance of haemachromatosis?
Autosomal recessive
How would chondromalacia patellae present?
Runners, anterior knee pain over patella. softening of cartilage over patella.
In anaphylaxis, how often can you give adrenaline?
Every 5 minutes
Camplylobacter is treated with?
Clarithromycin
What are the guidelines around long term steroids and bisphosphonates?
If steroids over > 3 months then start vit D, calcium and bisphosphonates
Treatment of latent TB ( 2 options)
3 months of Isoniazid and rifampicin
or just 6 months of isoniazid
Primary sclerosing choleangitis is associated with which other conditions?
UC, Crohns and HIV
AMA autoantibodies are pathognomic for which condition?
Primary bilary cirrhosis
Leptospirosis/ Weils disease presents how?
Contact with rat urine
Mild flu like illness OR AKI and jaundice (wiels disease)
Prior to a urea breath test which drugs need to be avoided?
No antibiotics for 4 weeks
No PPI for 2 weeks
Most common cause of travellers diarrhoea?
E-coli
What is the H pylori eradication drugs?
Omeprazole 20 mg BD
+ Amoxicillin BD
+ either clarithromycin or metronidazole
What is pellagra?
Niacin defiency (Vitamin B3)
3 D’s= dementia, dermatitis and diarrhoea
What is the presentation of malaria?
Fever, hepatospelomegaly