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🧠 Test Your Nursing Knowledge!Do you know the maximum possible Glasgow Coma Scale (GCS) score? Choose A, B, C or D befor...
09/06/2026

🧠 Test Your Nursing Knowledge!
Do you know the maximum possible Glasgow Coma Scale (GCS) score? Choose A, B, C or D before checking the answer. 👇

Baby Weight Growth Timeline Normal Weight PatternA newborn’s weight varies according to gestational age, s*x, genetics, ...
09/06/2026

Baby Weight Growth Timeline

Normal Weight Pattern
A newborn’s weight varies according to gestational age, s*x, genetics, maternal factors and feeding. Growth should be assessed using an appropriate growth chart rather than a single expected weight.

Birth
Average term birth weight is approximately 3.2–3.4 kg
Most healthy term newborns weigh around 2.5–4.0 kg
Some weight loss is expected during the first few days after birth

First Days of Life
Newborns commonly lose up to about 7–10% of birth weight
Birth weight is usually regained by approximately 10–14 days

0–3 Months
Weight gain is rapid during early infancy.
Approximate gain: 25–30 g/day
Adequate feeding, hydration and growth should be assessed regularly.

3–6 Months
Growth continues but gradually slows.
Approximate gain: 15–20 g/day
Around 4–6 Months
Most infants approximately double their birth weight by about 4–6 months.
Example:
3.3 kg at birth → approximately 6.6 kg

6–12 Months
Weight gain becomes slower as the infant grows and becomes more active.
Approximate gain: 10–15 g/day, with considerable individual variation.

Around 12 Months
Most infants approximately triple their birth weight by their first birthday.
Example:
3.3 kg at birth → approximately 9.9 kg

🧠 Quick Recall
Birth → ~3.2–3.4 kg
4–6 months → Birth weight ×2
12 months → Birth weight ×3

Important Nursing Point
Avoid memorising a fixed weight for every month. Individual growth varies considerably. The growth trend over time, plotted on an appropriate WHO/UK growth chart, is more clinically useful than comparing an infant with one average monthly weight.
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Common Genetic & Congenital Syndromes Note: The image groups several conditions together, but Cushing syndrome and fetal...
09/06/2026

Common Genetic & Congenital Syndromes

Note: The image groups several conditions together, but Cushing syndrome and fetal alcohol syndrome are not genetic syndromes, and Pierre Robin sequence is a developmental sequence that may occur alone or with genetic syndromes.

1. Down Syndrome — Trisomy 21
Caused by an extra copy of chromosome 21.
Common features:
Characteristic facial appearance, including upslanting palpebral fissures
Hypotonia in infancy
Developmental/intellectual disability of variable degree
Single transverse palmar crease may occur
Congenital heart defects, especially AV septal defects
Increased risk of thyroid disease, hearing/vision problems and leukaemia

2. Turner Syndrome — Monosomy X
Occurs in phenotypic females when all or part of one X chromosome is absent or structurally abnormal.
Common features:
Short stature
Webbed neck
Broad chest with widely spaced ni***es
Ovarian insufficiency → delayed/absent puberty and infertility
Lymphoedema may occur in infancy
Congenital heart disease, particularly coarctation of the aorta and bicuspid aortic valve

3. Marfan Syndrome
An autosomal dominant connective-tissue disorder commonly caused by pathogenic variants in the FBN1 gene.
Common features:
Tall stature with disproportionately long limbs
Long, slender fingers (arachnodactyly)
Pectus deformity
Scoliosis
Lens dislocation
Aortic root dilatation/aneurysm
Mitral valve prolapse may occur
🚨 Major concern: Aortic aneurysm and dissection.

4. Cushing Syndrome
Results from prolonged excessive exposure to cortisol/glucocorticoids. A common cause is long-term therapeutic glucocorticoid use.
Features include:
Rounded facial appearance
Central weight gain
Thin skin and easy bruising
Wide purple striae
Proximal muscle weakness
Hypertension
Hyperglycaemia
Osteoporosis

5. Pierre Robin Sequence
A congenital sequence characterised primarily by:
Micrognathia → Glossoptosis → Upper-airway obstruction
A cleft palate is also commonly associated.
Clinical concerns:
Breathing/airway difficulties
Feeding difficulties
Poor weight gain
May occur alone or as part of another genetic syndrome

6. Fetal Alcohol Syndrome
A severe form within fetal alcohol spectrum disorders (FASD) caused by prenatal alcohol exposure. It is not a genetic disorder.
Possible features:
Growth impairment
Smooth philtrum
Thin upper lip
Short palpebral fissures
Neurodevelopmental and behavioural difficulties
Learning problems
Prevention: There is no known safe amount or safe time for alcohol consumption during pregnancy.

🧠 Quick Recall
Down → Trisomy 21
Turner → Monosomy X
Marfan → FBN1/connective tissue → aortic risk
Cushing → Excess cortisol
Pierre Robin → Micrognathia + glossoptosis ± cleft palate
Fetal alcohol syndrome → Prenatal alcohol exposure

09/06/2026

🫁 Pulmonary Embolism (PE)
PE: Blood clot blocks an artery in the lungs, usually from a DVT.
⚠️ Risk Factors:
DVT • Immobility • Surgery • Pregnancy • Cancer • Obesity • Smoking
🚨 Symptoms:
Sudden breathlessness • Chest pain • Fast HR/RR • Low SpO₂ • Haemoptysis
🔍 Diagnosis:
D-dimer • CTPA • ECG • ABG • Doppler
💊 Treatment:
Oxygen • Anticoagulants • Thrombolysis for selected severe PE
🩺 Nursing Care:
Monitor vitals & SpO₂ • Give prescribed oxygen/medicines • Watch for bleeding
🧠 Remember:
DVT → Clot travels → Blocks lung artery → PE

Why Does Your Body Shiver When You’re Cold?DefinitionShivering is an involuntary, rapid contraction and relaxation of sk...
09/06/2026

Why Does Your Body Shiver When You’re Cold?

Definition
Shivering is an involuntary, rapid contraction and relaxation of skeletal muscles that helps the body increase heat production when body temperature falls.

What Triggers Shivering?
Exposure to a cold environment causes: Cold exposure → Heat loss → Fall in body/core temperature → Thermoregulatory response
Temperature receptors in the skin and central nervous system detect temperature changes and send information to the brain.

Role of the Hypothalamus
The hypothalamus is the body's main thermoregulatory control centre.
When it detects that body temperature is below the desired range, it activates mechanisms designed to conserve and generate heat.

How Shivering Produces Heat
During shivering:
Skeletal muscles contract rapidly and involuntarily.
Muscle activity increases energy consumption.
Increased metabolism generates heat as a by-product.
This contributes to restoring and maintaining core body temperature.

Other Responses to Cold
Shivering is only one part of thermoregulation. The body may also produce:
Peripheral vasoconstriction — reduces blood flow to the skin and limits heat loss.
Piloerection — hairs stand upright; this has only a small heat-conserving effect in humans.
Behavioural responses — seeking warmth, adding clothing, curling up or increasing voluntary movement.

Is Shivering Voluntary?
No. Cold-induced shivering is primarily an involuntary thermoregulatory response. It can begin automatically without conscious control.

Cold Response Pathway
Cold exposure → Thermoreceptors → Hypothalamus → Skeletal muscle activation → Shivering → Increased metabolic heat production

🧠 Quick Recall
Why do we shiver? → To generate heat
Control centre? → Hypothalamus
Main tissue involved? → Skeletal muscle
Voluntary? → No, primarily involuntary
Other major cold response? → Peripheral vasoconstriction

Key point: Shivering helps defend core temperature, but persistent shivering or hypothermia requires appropriate warming and clinical assessment.

Nursing Mcq comment your answer 👍
09/05/2026

Nursing Mcq comment your answer 👍

09/05/2026

Nursing Mcq

Cancer Types by Organ — Nursing Notes1. Breast CancerCommon type: Invasive breast carcinomaImportant tests: Mammography/...
09/05/2026

Cancer Types by Organ — Nursing Notes
1. Breast Cancer
Common type: Invasive breast carcinoma
Important tests: Mammography/ultrasound, biopsy, ER, PR and HER2 testing.
2. Lung Cancer
Main types:
Non-small cell lung cancer (NSCLC)
Small cell lung cancer (SCLC)
Tests: Chest imaging, biopsy and molecular/biomarker testing such as EGFR, ALK, ROS1 and PD-L1, as appropriate.
3. Colore**al Cancer
Cancer affecting the colon or re**um.
Tests: Colonoscopy with biopsy, imaging and CEA.
Note: CEA is mainly useful for monitoring rather than diagnosing cancer by itself.
4. Liver Cancer
Common primary type: Hepatocellular carcinoma (HCC)
Tests: Liver imaging, AFP, liver function tests and sometimes biopsy.
5. Pancreatic Cancer
Most common type: Pancreatic ductal adenocarcinoma.
Tests: CT/MRI, endoscopic ultrasound and biopsy when indicated. CA 19-9 may support monitoring but is not diagnostic by itself.
6. Prostate Cancer
Common type: Adenocarcinoma
Tests: PSA, digital re**al examination, MRI and prostate biopsy when indicated.
7. Ovarian Cancer
Several histological types exist; epithelial ovarian cancers are the most common.
Tests: Ultrasound/imaging, CA-125 and histopathological assessment.
8. Cervical Cancer
Common types include squamous cell carcinoma and adenocarcinoma.
Assessment/diagnosis: HPV testing and cervical screening help identify people at risk; colposcopy and biopsy are used when abnormalities require further investigation.
9. Stomach Cancer
Common type: Gastric adenocarcinoma
Tests: Upper GI endoscopy with biopsy and staging imaging.
10. Kidney Cancer
Common type: Renal cell carcinoma (RCC)
Tests: Ultrasound/CT/MRI. Histological confirmation may be required depending on the clinical situation.
11. Thyroid Cancer
Main types:
Papillary
Follicular
Medullary
Anaplastic
Tests: TSH, thyroid ultrasound, fine-needle aspiration/biopsy and selected molecular tests.
12. Leukaemia
Cancer of blood-forming tissues with several major subtypes, including AML, ALL, CML and CLL.
Tests: CBC/FBC, peripheral blood film, bone marrow examination, flow cytometry and molecular/cytogenetic tests.
13. Lymphoma
Main groups:
Hodgkin lymphoma
Non-Hodgkin lymphoma
Tests: Lymph-node/tissue biopsy, blood tests, imaging and immunophenotyping.
14. Multiple Myeloma
A malignancy of plasma cells, primarily involving the bone marrow.
Tests: Serum/urine protein studies, serum protein electrophoresis (SPEP), immunofixation, serum free light chains and bone marrow examination.
15. Skin Cancer
Major types:
Basal cell carcinoma
Squamous cell carcinoma
Melanoma
Diagnosis: Clinical/dermatoscopic assessment followed by biopsy or excision for histopathology when indicated.
🧠 Key Nursing Point
Tumour markers such as PSA, CEA, AFP, CA-125 and CA 19-9 generally cannot diagnose cancer on their own. Their usefulness varies by cancer type and clinical context, and definitive diagnosis often requires imaging and/or histopathological confirmation.

Wolff–Parkinson–White (WPW) SyndromeDefinitionWolff–Parkinson–White syndrome is a cardiac pre-excitation disorder caused...
09/05/2026

Wolff–Parkinson–White (WPW) Syndrome

Definition
Wolff–Parkinson–White syndrome is a cardiac pre-excitation disorder caused by an accessory electrical pathway connecting the atria and ventricles, bypassing the normal AV-node delay.
The accessory pathway is commonly called the Bundle of Kent.

Pathophysiology
Normally, electrical impulses travel:
SA node → AV node → Bundle of His → Purkinje fibres
In WPW, the accessory pathway allows impulses to bypass the AV node and activate part of the ventricles early (pre-excitation).
This can create a re-entry circuit and cause tachyarrhythmias, particularly atrioventricular re-entrant tachycardia (AVRT).

Classic ECG Features
The typical WPW pattern during sinus rhythm includes:
Short PR interval

Degrees of AV Block AV (atrioventricular) block occurs when electrical impulses from the atria are delayed or interrupte...
09/05/2026

Degrees of AV Block

AV (atrioventricular) block occurs when electrical impulses from the atria are delayed or interrupted as they travel to the ventricles.

1. First-Degree AV Block
ECG features:
PR interval > 0.20 seconds (200 ms)
PR interval remains constant
Every P wave is followed by a QRS complex
No dropped beats
Clinical points:
Usually asymptomatic
May occur with increased vagal tone or AV-nodal-blocking medicines
Often requires observation rather than specific treatment
Remember: Long PR, but every P gets through.

2. Second-Degree AV Block — Mobitz I (Wenckebach)
ECG features:
Progressive prolongation of the PR interval
Eventually a P wave is not followed by a QRS
Pattern then repeats
Clinical points:
Usually occurs at the AV node
Can be transient and asymptomatic
May cause bradycardia, dizziness or hypotension when clinically significant
Remember: Longer → longer → longer → DROP.

3. Second-Degree AV Block — Mobitz II
ECG features:
PR intervals of conducted beats are usually constant
Intermittent P waves are not followed by QRS complexes
QRS complexes are therefore unexpectedly dropped
Clinical significance:
Usually represents disease within the His-Purkinje system
More serious than Mobitz I
Can progress to complete heart block
May require permanent pacing depending on the clinical situation
Remember: PR stays fixed → suddenly DROP.

4. Third-Degree AV Block — Complete Heart Block
There is complete failure of atrial impulses to conduct to the ventricles.
ECG features:
P waves and QRS complexes have no consistent relationship
Atria and ventricles beat independently
Atrial rate is usually faster than ventricular rate
Ventricular rhythm is maintained by an escape rhythm

Clinical features may include:
Severe bradycardia
Dizziness or syncope
Hypotension
Reduced cardiac output
Heart failure or haemodynamic instability
Urgent assessment and temporary/permanent pacing may be required, depending on the patient's condition.

🧠 Quick Recall
1°: PR long (>200 ms), no dropped beats
2° Mobitz I: PR gets longer → DROP
2° Mobitz II: PR fixed → DROP
3°: P and QRS independent = AV dissociation

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