This document provides an overview of thyroid anatomy, physiology, and common thyroid diseases. It describes the development and blood supply of the thyroid gland. It also summarizes the functions of thyroid hormones and how hypothyroidism causes symptoms like fatigue and weight gain. Additionally, it outlines different types of thyroid malignancies like papillary carcinoma and their treatments. Finally, it discusses hyperthyroidism conditions like Graves' disease and their clinical presentations and management.

1. TTHHYYRROOIIDD DDIISSEEAASSEE
BBYY MM..SSHHAAWWIIRR FFRRCCSS

2. TTHHYYRRIIOODD AANNAATTOOMMYY
•THYROID GLAND DEVELOPS FROM THE
THYROGLOSSAL DUCT.
•THE GLAND WEIGHS 20 -25 GMS.
•IS SUPPLIED BY SUERIOR AND INFERIOR
THYROID ARTERIES.
•VENOUS DRAINAGE BY SUP.MID,AND INF
THYRIOD VEINS
•LYMPHATIC DRAINAGE INTO DEEP CERVICAL
NODES

3. TTHHRROOGGOOSSSSAALL DDUUCCTT AANNDD FFIISSTTUULLAA
•IS A REMENANT OF THE THYROGLOSSAL
TRACT.
•FOLLOWS INADEQUATE REMOVAL.
•DISCHARGES MUCUS.
•REMOVED BY SISTRUNK OPERATION

4. TTHHYYRROOIIDD PPHHYYSSIIOOLLOOGGYY
•T3 AND T4 ARE PRODUCED BY THE THYROID
GLAND
•UNDER THE INFLUENCE OF TSH.
•THIS IS IN TURN UNDRER THE INFLUENCE OF TRH.

5. HHYYPPOOTTHHYYRROOIIDDIISSMM
•AS A RESULT OF DAMAGE TO THE GLAND
•CLINICALLY:
•TIREDNESS
•COLD INTOLERANCE
•WEIGHT GAIN
•CONSTIPATION
•MENTAL LETHARGY

6. CCOONNTT :: HHYYPPOOTTHHYYRROOIIDDSSMM
•BRADYCARDIA
•COLD EXTREMITIES
•DRY SKIN AND HAIR
•HOARSE VOICE
•BRADKINESIS

7. CCOONNTT ::HHYYPPOOTTHHYYRROOIIDDIISSMM
•DO THROID FUNCTION TEST ( T3 -T4-TSH).
•TREATMENT WITH ORAL THYROXINE.

8. CCLLAASSSSIIFFIICCAATTIIOONN OOFF GGOOIITTRREESS
G O I T R E
S I M P L E T O X I C N E O P L A S T I C

9. SSIIMMPPLLEE GGOOIITTRREE
•DUE TO IODINE DEFFICIENCY.
•CLINICALLY:
•ASYMPTOMATIC
•DYSPHAGIA
•DYSPNOEA
•COSMOTIC
•MYA BE COMPLICATED BY
SECONDARY THYROTOXICOSIS OR
CARCINOMA.

10. CCOONNTT :: SSIIMMPPLLEE GGOOIITTRREE
•INVESTIGATION:
•THORACIC INLET X RAY
•TFT
•CBC
•UREA AND ELECTROLYTES
•TREATMENT: SUBTOTAL
THYROIDECTOMY

11. TTHHRROOIIDD MMAALLIIGGNNAANNCCYY
•PRIMARY
•FOLLICULAR
•PAPILLARY
•ANAPLASTIC
•MEDULLARY
•SECONDAY
•METASTATIC
•LOCAL INFILTERATION

12. CCOONNTT ::TTHHYYRRIIOODD MMAALLIIGGNNAANNCCYY
•CLINICALLY:
•LOSS OF WEIGHT
•LOSS OF APETITE
•PRESSURE SYMPTOMS

13. CCOONNTT :: TTHHYYRROOIIDD MMAALLIIGGNNAANNCCYY
•FNAC IS A MUST.
•TRAETMENT:
•SURGERY
•RADIATION

14. HHYYPPEERRTTHHYYRROOIIDDIISSMM
•HAS THREE CLINICAL TYPES:
•DIFFUSE TOXIC(GRAVES DISEASE)
•TOXIC NODULAR
•TOXIC NODULE

15. CCOONNTT:: HHYYPPEERRTTHHYYRROOIIDDIISSMM
•CLINICALLY:
•SWEATING
•LOSS OF WEIGHT
•EXCESSIVE APETITE
•HEAT INTOLERENCE
•HOT MOIST PALMS
•EYE SIGNS

16. CCOONNTT :: HHYYPPEERRTTHHYYRROOIIDDIISSMM
•DO THROID SCAN.WHY?
•DO TFT
•TREATMENT :
•ANTI THYROID DRUGS
•SURGERY
•RADIOACTIVE IODINE

17. EENNDD OOFF LLEECCTTUURREE
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