Endocrine: Steroid conditions Flashcards

1
Q

If high glucocorticoid activity - what are the effects?

A

Most anti-inflammatory effects

Dex, Beta, Pred, deflazacort

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2
Q

If high mineralocorticoid activity - what are the effects? Give drug examples

A

fluid retention - Sodium and water retention (Hypertension) and K+ and Ca loss
fludrocortisone, hydrocortisone (but not as much) , corticotrophin

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3
Q

Which steroid has highest mineralocorticoid activity?

A

Fludrocortisone

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4
Q

What are the highest potency glucocorticoids? but what is most commonly used?

A

Dexamethasone
Betamethasone

Most common is prednisolone (significant potency)

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5
Q

What is the adrenal replacement therapy for addisons disease? How are these given?

A

Hydrocortisone and fludrocortisone

Hydrocortisone is given in 2 doses - larger in morning and smaller in evening to mimix natural cortisol secretion

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6
Q

What is the replacement for hypopituitism?

A

Where the pituitary gland does not stimulate hormone secretion - only need to replace with Hydrocortisone (not fludro because RAAS regulates aldosterone)

Reeplace sex hormones and thyroid too e.g. levo

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7
Q

What is a NHS improvement patient safety alert for steroids?

A

Steroid emergency card to support early recognition and treatment of adrenal crisis

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8
Q

What is the treatment for acute adrenal crisis

A

IV hydrocortisone - rapid acting

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9
Q

What is the acronym to remember glucocorticoid (corticosteroid) side effects?

A

ACHING BOSOM

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10
Q

IDENTIFY corticosteroid S/E using the acronym aching bosom

A
A:adrenal suppression, abrupt withdrawal rxn, apetite
C: cushing syndrome, cataracts
H: hyperglycaemia, hyperlipidaemia
I: infections, insomnia
N: nervous system,psychiatric reactions
G:glaucoma, GI ulcer
B: blood pressure increase (HTN)
O: osteoporosis
S: skin thinning
O:obesity
M:muscle wasting
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11
Q

What are the effects of glucocorticoids on musculoskeletal?

A

Osteoporosis
Avascular necrosis of femoral head
Fracture risk

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12
Q

If using corticosteroids for?3 months what is used as prophylaxis for osteoporosis?

A

Bisphosphonates

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13
Q

What are the GI effects of corticosteroids and counselling?

A

Peptic/GI ulcers and dyspepsia

Take with food

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14
Q

What is the psychiatric risk of corticosteroids?

A

Paranoia or depression - report

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15
Q

What is the risk of infection when patients taking corticosteroids?

A

Immunosuppression- increased infection but atypical presentations e.g. not detected until advanced stages e.g. TB/septicaemia, amoebiasis, may not present with typical rash in chickenpox/shingles etc

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16
Q

What is the advice to patients regarding chickenpox in corticosteroid use and for 3 months after?

A

Avoid exposure /close contact

17
Q

If a patient is non-immune to chickenpox and needs CCS, what is done?

A

Passive immunisation with varicella zoster immnunoglobulin

18
Q

What is advice regarding vaccinations for patients on CCS

A

Avoid live vaccines e.g. influenza, MMR, BCG, Varicella, yellow fever

19
Q

What are the symptoms of adrenal suppression and when can they occur

A

1 year after stopping
fatigue, anorexia, nausea, vomiting, SEVERE HYPOTENSION
Hyperkalaemia, Hyponatraemia

20
Q

During stress/trauma/illness, what changes are needed to steroids and why?

A

During stress etc cortisol levels rise but this doesn’t occur in people on steroids due to adrenal suppression - so because there is diminished adrenal cortex action- need to increase doses of steroids

21
Q

What is the MHRA warning for steroids regarding eyes?

A

Chorioretinopathy - local and systemic - blurred vision and visual disturbances

22
Q

With high doses of steroids what can occur? what are symptoms?

A

Cushing syndrome - moon face, striae, acne, hirutism - usually reversible - need to tape down the steroid to withdraw

23
Q

As per MHRA warning, what steroid injection should not be used in patientss with a cows milk allergy?

A

Methylprednisolone injection (solu-medrone 40mg) - contains lactose

24
Q

What situations would you avoid abrupt withdrawal of steroids?

A
Long term >3weeks
>40mg pred daily or equivalent 
Repeat doses in evening
addisons
short course within 1 year of stopping long term 
recent repeated courses
25
Q

What is treatment for cushings syndrome caused by tumour?

A

Ketoconazole or metyrapone (cortisol inhibitor)