Long Term Conditions Flashcards
Contact dermatitis
Alopecia Arata
Nail trauma
Lichen planus
Acitinic keratosis
Necrobiosis lipoidica
Yellow bits are lipids
Basal cell cancer
Impetiginous eczema
Bullous pemphigoid
Acne
Erythematous ecoriations- Treat with emolients
Vitilligo
Onocholysis
Red man syndrome
Scabies
Guttate psoriasis
Acne
Dermatomyositis
Urticaria
Erythema multiforme
Vasculitis
Eczema herpeticum
Tinea captis
TEN
Signs and symptoms of hyperprolactinaemia
Galactorrhoea
Irregular periods
Painful periods
Reduced libido
Infertility
Impotence
What are the indications for treatment of hyperprolactinaemia?
Desire for fertility
Symptoms – oligomenorrhoea, amenorrhoea, galactorrhoea, loss of libido
Bone density maintenance
Existing or impending neurological symptoms/signs eg visual field loss, cranial nerve palsies
What is a short synacthen test?
The short Synacthen test is a test of adrenal insufficiency which can be used as a screening procedure in the non-critically ill patient. The test is based on the measurement of serum cortisol before and after an injection of synthetic ACTH
How will you investigate your suspicion of acromegaly?
IGF-1
Which of the following would be most effective at suppressing adrenal androgen production in classical CAH?
Hydrocortisone
What happens in a saline suppression test?
Give 2 L of saline over 4 hours. Normally think saline will suppress aldosterone
What does MEN1 involve
Hyperparathyroidism (90%)
Pancreatic neuroendocrine tumours (30-70%)
Pituitary adenomas (30-40%)
What does MEN2 involve?
Medullary Thyroid Carcinoma (90-100%)
Phaeochromocytoma (40-50%)
Hyperparathyroidism (20-30% of MEN2A)
What is medullary thyroid cancer?
Neuroendocrine tumour of C cells. Produce calcitonin
What is the presentation of phaeochromocytoma?
Palpitations
Pain
Perspiration
Clinical features of hypocalcaemia?
Neuromuscular excitability
Paraesthesia
Muscle twitching
Trousseau’s sign
Chovstek sign
Seizure
Laryngospasm
Bronchospasm
Cardiac
Prolonged QT
Arrhythmia
Hypotension
Neuropsychiatric symptoms
“brain fog”
Autoimmune Polyglandular Syndrome Type 2 features
Addison’s disease
Autoimmune thyroid disease
Type 1 diabetes
Investigations for hyperthyrodism?
Free T4
TSH
Thyroid Antibodies
Thyroid peroxidase Ab
TSH Receptor Ab
Treatment options in hyperthyrodism
Anti-thyroid drugs
Radioactive iodine
Surgery
Differentials for midline neck lump?
Thyroglossal cyst
Thyroid lump
Dermoid cyst
Classification of thyroid FNAs
THY 1: Non-diagnostic
THY 2: Benign
THY 3a: Neoplasm possible atypical features but not enough to place into any other categories
THY 3f: Neoplasm possible- follicular neoplasm is suspected
THY 4: Suspicious of malignancy but definite diagnosis of maliganancy is not possible
THY 5: Diagnostic of malignancy
Treatment of papillary thyroid cancer?
Total thyroidectomy
Radioiodine ablation
TSH suppression
What is adrenal vein sampling?
Simultaneous sampling from L and R adrenal veins and femoral vein
What are examples of mineralocorticoid receptor blocking drugs?
Sprinolactone
Epleronone
Clinical features of Addison’s
Malaise, fatigue, weakness
Nausea, vomiting
Abdominal pain
Postural hypotension
Myalgia, arthralgia
Confusion, depression
Electrolyte disturbances
What is MEN?
Tumour involving two or more endocrine glands
What is MEN1?
Hyperparathyrodisim
Pancreatic neuroendocrine tumours
Pituirary adenomas
What is MEN2A?
Medullary thyroid carcinoma
Phaeochromocytoma
Hyperparathyroidism
Treatment of MEN 2A
Alpha blockade- Phenoxybenzamine
What is medullary thyroid cancer?
Neuroendocrine tumour of c cells
What does medullary thyroid cancer produce?
Calcitonin
Causes of hypocalcaemia?
Hypoparathyroidism
Vitamin D deficiency
Drugs
Renal failure
Osteoblastic bone mets
Hungry bone syndrome
Pancreatitis
What is the treatment of parathyroidism?
Recombinant PTH can be given as S/C injections
Features of APS-2
Addison’s disease
Autoimmune thyroid disease
Type 1 diabetes
Classical feautres of APS1
Chronic mucocutaneous candidaiasis
Hypoparathryodiism
Adrenal insufficiecny
Autonomic symptoms of hypoglucameia?
Palpitations
Anxiety
Tremor
Hunger
Sweating
Neuroglucopaneia symptoms of hypoglycaemia?
Confusion
Seizures
Speech difficulty
Incoordination
Atypical behaviour
Diplopia
Coma
What is whipples triad?
Symptoms of hypoglycaemia
Resolution with CHO
Lab glucose less than 2.2 mmol/l
What other substance is “released” from beta cells with endogenous insulin?
C peptide
Pathogenesis of DKA
Management of DKA
What are the different durations of insulin
Prandial is short
Basal is long
Mixed has a long and short acting component
What are the prandial types of insulin?
Rapid acting analogue- Humalog, novarapid and apidra
Short acting- Humulin S, Actrapid, insuman rapid
What are examples of basal insulin?
Intermediate acting
Long acting analogue
What are examples of mixed insulin?
Rapid acting analogue intermediate mixuture
Short acting intermediate mixture
Diagnosing Diabetes criteria
HbA1c levels and what it says about diabetes diagnosis
Pathophysiology of HHS
Management of HHS
Stages of diabetic retinopathy
Background
Pre-proliferative
Proliferative
Maculopathy
What is the DIGAMI protocol?
For the management of patients admitted with acute MI who are either type 1, type 2 or are not known to have diabetes but present with a venous blood glucose of >11mmol/L
Principles of the DIGAMI protocol
Stop oral hypoglycaemics during acute episode
Give IV dextrose to provide the myocardium with extra substrate
Control blood glucose with IV insulin (sliding scale) for at least 24 hours
Tight glycaemic control during and after acute MI
How does lipohypertrophy cause hypoglycaemia
Less insulin absorbed so insulin dose initally increased
Difficulty to control blood glucose levels
What are the complications of HNF1A (MODY 3)
Sensitivity to sulfonylureas, prone to complications, glycosuria
What are the complications of PDX1/IPF1 (MODY 4)
Pancreatic agenesis
What are the complications of HNF1beta (MODY 5)
Variable pancreatic hypoplasia, urogenital probs, renal cysts, hyperuricaemia
What are the complications of NEUROD1 (MODY6)
Neurological abnormalities
What is the inheritance pattern of GCK MODY?
Autosomal dominant
Implications of GCK-MODY in pregnancy if mother GCK positive and fetus GCK positive?
Similar glucose sensing
Low risk of macrosomia without treatment
Risk of intrauterine growth retardiation if maternal hypergluycaemia overtreated
Implications of GCK-MODY in pregnancy if mother GCK positive and fetus GCK negative?
Discordant glucose sensing
Macrosomia risk multipled by 6 without treatment
Mean birthweight increased by 700g
Implications of GCK-MODY in pregnancy if mother GCK negative and fetus GCK positive?
Discordant glucose sensing
Mean birthweight decreased by 500g
Abnormal OGTT is defined by
A fasting glucose of more than 5.1
A two hour glucose of more than 8.5
What is carphology?
Aimlessly picking at clothes or bedding
What are the types of delerium?
Hyperactive delerium
Hypoactive delerium
Mixed delerium
Where can the lesion be in a neurology exam?
Brain
Brainstem
Cord
Root
Plexus
Peripheral nerves
NMJ
Muscles
What are the different lesion types in neurological exam?
Vascular
Inflammatory
Neoplastic
Toxic/metabolic/nutritional
Infective
Congenital/inherited
Traumatic
Degenerative
Iatrogenic
What do antiplatelets do?
Inhibit platelet aggregation
What does aspirin do?
Inhibits cycloxygenase and thromboxane A2
What does clopidogrel do?
Blocks ADP receptors
Side effects of clopidogrel
Abdominal pain
Diarrhoea
Increased bleeding
What do statins do?
Inhibit HMG-CoA reductase a liver enzyme that synthesises cholestrol
Reduces triglycerides, total nd LDL cholestrol and increasing HDL cholestrol
Why should statins be taken with the evening meal or before going to bed?
Because cholstrol is mostly produced at night
What does warfarin do?
Inhibits hepatic vitamin K dependent synthesis of clotting factors II, VII, IX and X
What is the target INR range?
2-3
Target 2.5
What are examples of novel oral direct factor Xa inhibitors?
Apixaban
Betrixaban
Endoxaban
Rivoroxaban
What is an example of a novel oral direct thrombin (IIa) inhibitors
Dabigatran etexilate
What is the first line choice for AF?
Edoxaban
What are the blackout types?
Metabolic
Brain
Circulation
Mind- FND
How can lewy body dementia be differentiated from Parkinson’s?
time of onset of the dementia compared to the motor symptoms. So like in parkinson motor systems have been going on for at least a year, less than a year is lewy body dementia
What kind of dementia should you think if a stepwise progression of symptoms?
Vascular dementia
What is memantine?
NMDA receptor antagonist
First line for alzhiemers?
Acetylcholinestrase inhibitors
donepezil, galantamine and rivastigmine