14/4/22 Flashcards

(44 cards)

1
Q

Describe the method used to take blood glucose

A
  1. Check expiry date
  2. Insert strip into machine
  3. Wash patient hand
  4. Use lancet to take drop of blood
    - PUT IN SHARPS BIN -
  5. Push from proximal to distal
  6. Have machine vertical and get drop of blood
  7. Wipe with alcohol wipe and gauze
  8. Read the reading
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2
Q

What drug may be used in stress urinary incontience patients that don’t want surgery

A

Duloxetine

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3
Q

How many synapses in a reflex?

A

1

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4
Q

How can you tell the difference between anterior and posterior roots (beyond just location)?

A

Posterior root has a lump in it called the ganglion - made up of cell bodies

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5
Q

Once the roots join together they become the spinal nerve - then they split into what?

A

Anterior and posterior rami

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6
Q

The anterior and posterior roots are responsible for carrying axons responsible for what kind of thing?

A

Anterior - motor

Posterior - sensory

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7
Q

Where is there localisation in Weber’s test?

A

Best in normal ear - sensironeural

Best in abnormal ear - conduction

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8
Q

Where is bone marrow biopsied from?

A

Posterior iliac crest - adults

Tibia - kids

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9
Q

What’s the nice way to remember what ages are affected by different leukemias?

A

ALL CeLLmates have CoMmon AMbitions

ALL - <5 and >45
CLL - >55
CML - >65
AML ->75

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10
Q

What are leukemias?

A

Increase in the number of non-functioning WBC

In chronic - slow
In acute - fast process

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11
Q

What investigations would you like to do if you suspect leukemia?

What would make you suspect it?

A

In chronic typically asymptomatic ~

  • huge hepatosplenomegaly
  • bone marrow failure - infections, anaemia, bleedings
  • painless lymphadenopathy

Acute

  • similar but can cause painful lympadenopathy
  • bone/joint pain

Full blood count
Blood film
Bone marrow aspirate
Chromosomal analysis (check for Philadelipha’s chromosome)

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12
Q

What blood result would you expect to see in CLL?

What age normally?

Same questions for CML

A

High levels of WCC (due to huge increase in lymphoblasts)

> 55

High levels of mature granulocytes

> 65

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13
Q

What kind of pain may patients present with in leukemia?

Why?

A

~ in acute - painful lymph nodes

Upper abdo pain due to hepatsplenomegaly

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14
Q

What lymphadenopathy gets extermely painful when drinking alcohol?

What do you see on biopsy of this?

A

Hodgkin’s lymphoma

Reed-sternberg cells

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15
Q

What do B symptoms suggest with regard to prognosis?

A

Presence of B symptoms suggests a worse prognosis

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16
Q

What is used as prophylaxis of tumour lysis syndrome?

In what situations does it occur?

A

Allopurinol

After chemotherapy - tumours breaking down and releasing potassium - leads to hyperkalaemia

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17
Q

What kind of leukemia is associated with warm autoimmune hameolytic anaemia?

A

CLL

LL = licking lollies in the sun = warm

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18
Q

Describe the presentation of a patient who has a condition as a result of her JAK2 mutation.

What should she be warned she is at high risk of developing?

A

Polycythaemia vera = JAK2 mutation

At high risk of STROKE

Present

  • plethoric facies (red puffy face - similar to Cushing’s)
  • Headaches
  • dizziness
  • tirednes
19
Q

Other than generalised purpura what other clinical finding may you see in DIC?

A
  • Remember can be seen in septic patients -

Haematuria

20
Q

What is found in Fresh Frozen plasma?

A

Clotting factors

21
Q

What is the first line management of DIC

22
Q

What effect does DIC have on platelets?

23
Q

What needs to have happened to diagnose tumour lysis syndrome?

A
  • Increased serum creatine
  • cardiac arrythmia or sudden death
  • seizure
24
Q

What drug should be used in sickle cell anaemia to reduce disease severity?

Aplastic crisis and sequestrion crisis can present in v similiar ways - how do you tell the difference? What are they?

A

Hydroxycarbamide

Can both cause worsening of anaemia
- Aplastic crisis is bone marrow suppresion due to parovirus infection and leads to anameia, low reticulocytes

  • Sequestrion crisis is when due to sickling blood is pooling in the organs which leads to reduced blood in vasculature -> anaemia BUT HIGH RETICULOCYTES due to body trying to combat the anameia
25
Philadelphia chromosome is associated with CML. What translocation occurs as a result?
9:22
26
What is the threshold on blood transfusion in patients without ACS? ACS = acute coronary syndrome
70
27
What are each of the following blood cell abnormalities associated with: - Howell-Jolly bodies - target cells - basinophilic stippling - smear/smudge cells - spherocytes - tear drop polikocytes - rouleaux formation - pencil polikocytes - Heinz bodies - schistocytes
Howell-Jolly bodies - remenants of nuclei in RBC normally removed by spleen = no spleen = hyposplenism e.g. coeliac disease + coeliac disease ``` Target cells - abnormal Hb = Fe+ anaemia = no spleen/hyposplenism = liver disease = thalassemia ``` Basinophilic stippling = sideroblastic anaemia Smear/smudge cells = CLL Spherocytes = heridertary spherocytosis Tear drop polikocytes = myelofibrosis Rouleaux formation = myeloma Pencil polikocytes = Fe anaemia Heinz bodies - denatured Hb = G6PD deficency Schistocytes = damaged RBC = intravascular haemolysis - due to ... - mechanical causes e.g. mechanical heart valve - DIC
28
What is the nice way to remember how to manage and assess AKI?
RENAL DRS26 ``` Record baseline creatine Exclude obstruction Nephrotoxic drugs stopped Asess fluid status Losses +/- cathetirisation ``` Dipstick Review meds Screen (consider acute renal screen)
29
Describe how you assess AKI stages
Stage 1 - 1.5x increase in creatine - <0.5ml urine/kg/hr for 6hrs Stage 2 - 2x increase in creatine - <0.5ml/kg/hr in 12 hrs Stage 3 - 3x increase in creatine - <0.3ml/kg/hr in 24hrs
30
You are in OSCE just having done a urinalysis station. Asked what are your causes of AKI.
Most common is pre-renal (due to inadequate blood supply) - hypovolomeia - dehydration - heart failure Then post-renal (an obstruction in getting urine from the kidneys) - renal stones - tumours - benign prostatic hyperplasia (BPH) Then renal - acute tubular necrosis - glomerulonephritis
31
What are important to invx AKI?
Bloods - FBC - U+E - LFTs - albumin (check for nephrotic syndrome) ABGs - acidosis URINE DIP - check for proteins and blood - if present check for protein:creatine ratio - osmolality - ~ Bence Jones protein USS if think post-renal
32
How do you manage the different causes of AKI?
REGULAR MONITORING Pre-renal - ABCDE - fluid hydration Renal - renal screen - urine markers to assess Post-renal - cathretise - remove obstruction ~fluid restrict
33
What drugs are renally excreted that should be suspened?
Metformin, lithium and digoxin
34
Go over AEIOU again for dialysis
``` Acidosis (<7.2) Electrolyte imbalance (potassium >7) Intoxication Oedema Uraemia ```
35
What blood volume levels do you get in SIADH? What Na+ results?
EUVOLVOMEIC Hyponatremia
36
How do you manage hyponatremia based on different fluid levels.
Hypovolaemic - IV fluids Euvoloemic - SIADH - restrict fluid intake - "-vaptans" - block ADH receptors Hypervolemic - reduce fluid intake - treat underlying cause
37
What is the complication of correcting sodium too quickly?
Central pontine myelinolysis and cerebral oedema
38
What GI problem can cause high urea?
GI bleed
39
What do you use to manage hyperphosphatemia
Calcium acetate - calcium binder
40
What happens to potassium excretion in kidney problems?
Reduced - which means potassium should be high
41
How do you manage hypokalaemia?
Asymptomatic - oral potassium chloride Symptomatic - IV saline with potassium chloride - check and correct Mg
42
A eGFR staging of 1-2 needs signs of what to signify CKD?
Kidney damage - proteinuria or haematuria
43
Name 4 causes of CKD?
``` Diabetes HTN Chronic glomerulonephritis PKD - polycystic kidney disease Renal artery stenosis ```
44
What makes acute vs chronic rejection of kidney?
Acute <6mnths - cell mediated | Chronic >6mnths