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Showing posts with label goiter. Show all posts
Showing posts with label goiter. Show all posts

Clinical Thyroid Examination




Things you saw and discussed when you spent time with a bunch of mates from police department.

Brain sizes.
Some homosapien's brain is still in the size of a cat's brain.Otherwise raping and torturing young kids wouldn't happened in the first place 

Something that if turn out to be positive will bring negative consequences.

Gooseberries 🤤


After 17 hours of Intermittent fasting.



Cardio time.




Not ready to cut my hair for the sake of convo.Lets skip that convocation.




Weather is torturous but keep going.


I posted the types of neck swellings.
Let's focus with the clinical thyroid examination.

     Clinical Thyroid Examination
Well,we can use these examination method to inspect thyroid lumps,goiter or even nodule.

Examination:
Inspection
For inspection,we will do it in two views but three time. Confusing?Okay,to simplify:
FRONT-BACK- FRONT 

FRONT
Inspect the gland in the anterior aspect of the neck.
Remember DTTT

1.Moves with deglutition-moves up or didn't move with deglutition
2.Temperature-raised or not
3.Tenderness-tender or non tender
4.Tracheal position.
If retrosternal extension;
Raise both hand over the head and wait for few minutes then search for
-Congestion of face,cynosis, respiratory distress
-Inspiratory stridor
(Due to obstruction of great vein in the thoracic inlet)

Now,from BACK.

Patient's neck is slightly flexed,four finger infront and thumb placed behind the next.
Ask the patient to swallow.
1.Palpate the lower limit of thryoid.
2.Size,surface , consistency
3.Overlying skin
4.Moves with underlying structure.
Fix the sternomastoid muscle by pressing the chin in examiner hand and feel if-
-thyroid deeps under sternomastoid 
-mobile or not

From this,you can make some smart guess.
*If Diffuse goiter:smooth surface,soft consistency
*If multinodular goiter:Bosselated surface, variegated consistency
*In primary thyrotoxicosis or hashimotos:
*Disease-Firm
*Colloid goiter-Soft
*Malignancy-Hard

5.Berres sign(see carotid artery)
In malignancy,carotid sheath is infiltrated by malignant cell so carotid pulsation cannot be found.

6.Kocher test(when thryoid is enlarged enough)
Slight push of lateral lobe compress the trachea and produce inspiratory stridor.

7.Palpation of cervical lymph nodes.

8.See above the head for exophthalmos.

Now FRONT again.
-Palpate the palm of the hand for any moisture.
-Look for tremor.
-Record the pulse
-If patient is thyrotoxic,look for thrill and bruit in superior thyroid pedicle in the superior aspect of the lateral lobe.
- Auscultate the heart.

Eye Sign
1.Lid retraction
2.Absent wrinkling
3.Lid lag
4.Failure of convergence
5.Staring look & infrequent blinking

Dalrymple's sign(Lid retraction)
See straight forward towards eye. Upper sclera is visible due to retraction of the eyelid.

Joffroy's Sign(Absent of wrinkling)
Ask the patient to see upwards.
Absence of wrinkling is the sign.

Von Graefe's Sign(Lid Lag)
Finger moves downward,upper  eyelid lags behind the eyeball as patient looks downwards.

Moebius Sign(Convergence failure)
Finger moves towards the middle, failure of convergence of eye.

Stelwag Sign(Staringlook)
Staring look and infrequent blinking and widening of palpebral fissure.

Proptosis
Bulging eye or exophthalmos is due
to increase retro orbital fat and enlarged intraorbital muscles infiltrated with lymphocytes and containing increase water and mucopolysaccharides .

Simple definition








                                                                   

















Types Of Neck Swellings | Triangles of the Neck

Swelling of Neck





Few more weeks to go and the weather is making things worse.







People having fun with the weights.

It was a nice long drive.


Okay,this post won't be useful for general readers.This is for medical students and doctors.Even for my self as a reference.


Swellings in the neck
Swellings in the neck are caused by innumerable pathological lesion arising from the anatomical structure lying within.

I'm going to classify them in two category;according to structures and nature and location.

Skin and superficial fascia
Sebaceous cyst
Lipoma
Fibroma

Lymphatics
Cystic hygroma
Solitary lymphatic cyst

Lymph nodes
Inflammatory
Neoplastic
Reticulosis


Blood vessels
Aneurysm
Hemangioma
Carotid body tumour

Nerve tissue
Neurofibroma

Thyroid gland 
Inflammatory
Neoplastic
Autoimmune disease

Pharynx
Pharyngeal pouch

Larynx
Laryngocele

Branchial arch remnant
Brachial cyst

Thyroglossal duct remnant
Thyroglossal cyst

Salivary Gland
Inflammatory
Neoplastic
Autoimmune disease

Most of the neck swellings can often be diagnosed from the history and physical signs alone.
The most common swelling in the neck are of lymph node origin and the most likely causes of lymphadenopathy are infection and metastatic spread of cancer.

Lymph nodes -85%
Goiters-8%
Others-7%

Lymph nodes are recognised by the physical sign more easily when multiple then when solitary. Solitary lymph node swelling is a great diagnostic challenge.

Goiters are swelling of the thyroid gland .They are distinguished from other lump in the neck by the fact that they move on swallowing.








Triangle of The Neck and Surgical Anatomy

Anatomically ,the swellings of the neck can be classified into 2 groups.  Situated in the midline and lateral.
The anterolateral part of the neck is conventionally divided into an anterior and posterior triangle by the sternomastoid muscle.By pressing the jaw laterally against the resistance of one's hand the sternomastoid become taut.
This muscle helps to define two triangles.The anterior triangle is bounded by the midline from chin to manubrium, posteriorly by the anterior border of the sternomastoid and above by  the lower border of the mandible.It can be subdivided by the digastric muscle and the omohyoid muscle into the to suprahyoid submental carotid and   muscular triangles.

The posterior triangle is bounded anteriorly by the posterior border of the sternomastoid, posteriorly by the anterior border of the trapezius and below by the middle third of the clavicle.For clinical evaluation,the swellings in the neck can be grouped in one of these easily definable triangles.

Classification

Cystic swellings
1.Ranula
2.Cervical dermoid
3.Subhyoid bursal cyst
4.Thyroglossal cyst
5.Cyst in relation to isthmus of thyroid gland.
6.Cold abscess in space of burns
7. Aneurysm of artery

Solid swellings
1.Lymph node swellings.
*Submental
*Pre-laryngeal
*Pre-tracheal

2.Thyroid gland swelling (moves up with swallowing)
*Diffuse swelling
*Solitary nodule
*Multinodular

3.Bony growth arising from the manubrium.

4.Rarely persistent thymus

5.Rarely ectopic thyroid

All the midline swelling are included within the anterior triangle.

Lateral Swellings- Cystic and solid
For better clinical assessment, lateral swellings can be grouped according to their location within any of the three triangles of the neck:
(a)sub- mandibular triangle
(b) carotid triangle
(c) posterior triangle

Submandibular Triangle
Cystic swellings
1.Plunging ranula
2.Lateral variety of sublingual dermoid
3.Retention cyst of salivary gland.

Solid swellings
1.Submandibular salivary gland
*Tumor
*Sialitis
*Sialolithiasis
*Sjogren's syndrome
2.Lymph node swelling

Carotid Triangle
Cystic swellings
1.Branchial cyst
2.Abscess in lymph node glands
3.Carotid aneurysm
4.Cystadenoma of lateral lobe of thyroid
5.Laryngocele

Solid Swellings
1.Carotid body tumour
2.Lymph node swelling
3.Solid swelling of lateral lobe of thyroid
4.Sternomastoid tumour
5.Bronchiogenic carcinoma

Posterior Triangle
Cystic Swellings
1.Cystic hygroma
2.Solitary lymphatic cyst
3.Abscess in lymph node
4.Pharyngeal pouch
5.Subclavian aneurysm

Solid swellings
1.Lymph node swelling
2.Cervical rib

Swellings anywhere in the neck
1.Sebaceous cyst
2.Lipoma
3.Fibroma
4.Neurofibroma
5.Haemangioma

Hope it helps.

This might be useful as well.