Thyroid and Parathyroid diseases Surgical Approach Dr Mohammad AlShehri, Can. Board, FACS, D Med Edu. Professor of Surgery.

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Thyroid and Parathyroid diseases Surgical Approach Dr Mohammad AlShehri, Can. Board, FACS, D Med Edu. Professor of Surgery

Physiology Parathormone hormone Vitamin D Calcitonin

84%Adenoma 15%Hyperplasia 1%Carcinoma

Clinical manifestations Renal stones Bone and joint pains Abdominal groans Psychic moans Fatigue overtones

Statistics from Western countries indicate a % prevalence rate for PHP. No evidence for geographical variation cases are expected in Aseer area

Commonest cause of Hpercalcaemia in society Uncommon in children 2-3 times in females

Clinical presentation In the west % detected by routine screening. Many are asymptomatic

Presentation Age 30 – 77 ( median 40) Females 70 % All have advanced bone disease. 54% have also renal manifestations

40 y old lady # Lt humerous Lt Ureteric stone removed 6 y back Rt Ureteric stone removed 3 y back Non functioning Lt kidney S Ca 11.2mg/dl P 2.2mg/ dl

30 y old lady # Rt Radius Long H/O generalized bone ache, heart burn & easy fatigue. Lt ureteric stone removed 5 y back S Ca 14.3 mg/dlp 2.4mg/dl

45 y old lady ESRF Advanced bone disease

Investigations Serum Calcium PTH Serum Phosphate Chloride

Management All symptomatic patients should be treated Asymptomatic ??

Post operative management

Conclusions PHP is a very underdiagnosed disease in Saudi Arabia. Patients are not diagnosed early Complications could be serious and these are avoidable.

Recommendations The medical community needs to be more aware of the disease. Specifically the diagnosis should be considered in patients with ▫ bilateral or recurrent renal stones ▫ patients with suggestive radiological bone changes ▫ and naturally in patients with high serum calcium level

Case 1 Fatima is a 30-year old Saudi lady that presented to the Outpatient clinic, complaining of a swelling in the midline of her neck that she had for 2 months.

Case 1 What could this be? Is it a thyroid swelling?

Movement with swallowing Thyroid Thyroglossal cyst

Case 1 What could this be? Is it a thyroid swelling? If it is a thyroid swelling, what could be the cause of this swelling?

Thyroid cyst Multinodular goiter Inflammatory Benign tumor malignancy

Case 1 What could this be? Is it a thyroid swelling? If it is a thyroid swelling, what could be the cause of this swelling? What points in history, in clinical examination, and investigation will help you to differentiate between all these causes of thyroid swelling?

Case 2 Ahmed ( age 28 years) came to the Outpatient clinic complaining of nervousness, palpitations, sweating, and weight loss. Clinical examination revealed the presence of a goitre.

Graves disease Toxic multinodular goiter Toxic nodule

Hyperthyroidism Nervousness Wt loss + Increased appetite Heat intolerance Sweating Muscular weakness Menstrual irregularities

Hyperthyroidism Goiter Tachycardia +/-Arrhythmias Warm moist skin Bruit & thrill Eye signs

Laboratory Increases T4, T3 Decreased TSH

Management Medical Radio-nuclear iodine Surgery

Case 3 Aisha is a 55-year old lady that presented to your clinic. Her main complaint is related to some recent difficulty in hearing. The family noticed that she started to have difficulty in understanding, that she gained weight, and her voice started to be coarse.

Laboratory Decreases T4, T3 Increased TSH