Endocrinologist (Hormone Specialist)
MBBS, MD (Endocrinology)
Endocrinology (Diabetes, Thyroid & Hormone) Specialist
🎯 Expert in treating: Type 1 diabetes, Type 2 diabetes, Hashimoto thyroiditis, Graves disease, Cushing syndrome
🎓 Assistant Professor (Endocrinology)
🏛️ Khulna Medical College & Hospital, Khulna
Assistant Professor (Endocrinology) — Khulna Medical College & Hospital, Khulna
Dr. Tonmoy Reza Masum best Endocrinologist and Hormone Specialist in Khulna City delivers specialized diagnostic, clinical, and therapeutic care for Type 1 and Type 2 diabetes, Hashimoto thyroiditis, and Graves' disease. Looking for the best Endocrinology Specialist in Khulna, individuals consult him for precise Cushing syndrome management, metabolic disorder care, and comprehensive adult and pediatric hormonal interventions. His clinical practice spans complex thyroid autoimmune diseases, adrenal gland disorders, and intensive glycemic control. He integrates a decade of specialized diagnostic wisdom with targeted medical therapies to optimize patient metabolic health and hormonal balance.
🏥 Sunrise Diagnostic & Consultation Center · Diagnostic Center
📍 428, Khanjahan Ali Road (Opposite to Hamid Ali School), Khulna
🕒 Visiting hours: 3:00pm to 8:00pm (Closed: Friday)
💳 Consultation fee: ৳800
Dr. Tonmoy Reza Masum is an Assistant Professor of Endocrinology at Khulna Medical College & Hospital, Khulna, with over 10 years of distinguished clinical, academic, and systemic endocrine experience. As an eminent Endocrinologist, he provides expert care for severe metabolic and hormonal conditions, including Type 1 diabetes, Type 2 diabetes, Hashimoto thyroiditis, Graves' disease, and Cushing syndrome. Patients seeking expert endocrine evaluation receive evidence-based treatments tailored to halt disease progression, manage acute metabolic flare-ups, and preserve multi-organ function. His medical practice combines high-precision hormonal diagnostics with individualized, systemic patient care plans.
Dr. Tonmoy Reza Masum completed his MBBS degree, establishing a comprehensive clinical foundation in general medical sciences. He entered the prestigious BCS (Health) cadre and pursued rigorous postgraduate specializations, earning the highest clinical degree, Doctor of Medicine (MD) in Endocrinology. This premier qualification equips him with the advanced medical expertise required to manage highly complex, multi-organ hormonal disorders that standard medicine cannot address. Finding the best Endocrinologist in Khulna leads patients to rely on his 10+ years of academic leadership and specialized clinical expertise across premier government medical institutions.
His primary clinical focus includes intensive insulin pump and CGM therapies for Type 1 Diabetes, targeted autoantibody monitoring for Hashimoto's and Graves' disease, specialized hormonal suppression for Cushing syndrome, and comprehensive evaluation of pituitary and adrenal disorders. His diagnostic framework incorporates advanced thyroid ultrasound interpretation, dynamic endocrine testing (like dexamethasone suppression tests), continuous glucose profiling, and comprehensive risk stratification to formulate effective, long-term metabolic strategies.
| Profile Field | Details |
| Full Name | Dr. Tonmoy Reza Masum |
| Primary Specialty | Endocrinology (Diabetes, Thyroid & Hormone) |
| Secondary Specialties | Autoimmune Thyroid Diseases & Adrenal Disorders |
| Designation | Assistant Professor (Endocrinology) |
| Workplace | Khulna Medical College & Hospital, Khulna |
| Total Experience | 10+ Years |
| Location | Khulna, Bangladesh |
MBBS – Bachelor of Medicine and Bachelor of Surgery
MD (Endocrinology) – Doctor of Medicine in Endocrinology
BCS (Health) – Bangladesh Civil Service (Health Cadre)
Designation: Assistant Professor (Endocrinology)
Workplace: Department of Endocrinology, Khulna Medical College & Hospital, Khulna
Type 1 diabetes requires lifelong insulin therapy and intensive glucose monitoring.
Type 2 diabetes demands lifestyle modification, oral hypoglycemics, and insulin management.
Hashimoto thyroiditis needs vigilant monitoring and thyroid hormone replacement (Levothyroxine).
Graves' disease requires anti-thyroid medications, radioactive iodine, or surgery.
Cushing syndrome demands specialized diagnostic testing and cortisol-lowering therapies.
Polycystic ovary syndrome (PCOS) requires hormonal balancing and metabolic care.
Gestational diabetes needs strict glycemic control during pregnancy to protect the fetus.
Hypothyroidism demands targeted synthetic thyroid hormone replacement.
Hyperthyroidism requires urgent suppression of overactive thyroid glands.
Pituitary adenomas demand prolactin or growth hormone-targeted medications.
Addison's disease requires life-saving lifelong corticosteroid replacement.
Diabetic neuropathy demands neuropathic pain management and strict sugar control.
Osteoporosis requires bone density evaluation and anti-resorptive medications.
Hyperparathyroidism needs calcium and vitamin D metabolic monitoring.
Obesity and metabolic syndrome demand comprehensive medical weight management.
Advanced Diabetology: Precision management for autoimmune (Type 1) and metabolic (Type 2) diabetes, utilizing modern continuous glucose monitors (CGM) and advanced insulin regimens to prevent organ damage.
Autoimmune Thyroidology: Highly specialized care for conditions where the immune system attacks the thyroid, causing it to underperform (Hashimoto's) or dangerously overperform (Graves' disease).
Complex Hormonal & Adrenal Care: Expert, long-term management of rare adrenal gland disorders (like Cushing syndrome and Addison's disease) utilizing 10+ years of clinical experience.
For patients with highly fluctuating Type 1 or complex Type 2 diabetes, Dr. Masum utilizes CGM data. Instead of finger pricks, a sensor reads blood sugar 24/7. Dr. Masum analyzes these complex digital patterns to identify hidden nighttime low blood sugars (hypoglycemia) and precise after-meal spikes, allowing for micro-adjustments in insulin doses.
Hormones constantly fluctuate, making standard blood tests sometimes insufficient. Dr. Masum conducts dynamic tests, such as the Dexamethasone Suppression Test for Cushing syndrome or Oral Glucose Tolerance Tests, where a substance is given to stimulate or suppress a gland to definitively diagnose complex pituitary or adrenal diseases.
To differentiate between a simple goiter and autoimmune thyroid disease, Dr. Masum relies on highly specific autoantibody tests (like Anti-TPO for Hashimoto's or TRAb for Graves'). This allows him to treat the underlying immune dysfunction rather than just the surface-level hormone imbalance.
The most common cause of hypothyroidism. It is an autoimmune disorder where the body's immune system mistakenly creates antibodies that slowly destroy the thyroid gland's ability to produce hormones. Patients suffer from extreme fatigue, unexplained weight gain, hair loss, and cold intolerance. It requires lifelong synthetic hormone replacement.
The exact opposite of Hashimoto's, Graves' disease is an autoimmune condition that causes the thyroid to become hyperactive (hyperthyroidism). Antibodies stimulate the gland to massively overproduce thyroid hormones, leading to rapid weight loss, a racing heart, severe anxiety, and sometimes bulging eyes (Graves' ophthalmopathy).
A complex metabolic disorder caused by prolonged exposure to exceptionally high levels of the hormone cortisol (the body's stress hormone). It can be caused by a pituitary tumor or long-term steroid use. Patients develop rapid central weight gain, a rounded "moon face," a fatty hump between the shoulders, severe high blood pressure, and fragile skin.
Asst. Prof. Dr. Tonmoy Reza Masum utilizes a decade of clinical wisdom to approach highly complex, multi-system endocrine diseases. His philosophy emphasizes detailed metabolic profiling to definitively diagnose the root cause of hormonal imbalances, prioritizing organ-saving interventions in diabetes, and educating patients on the critical importance of lifestyle modifications alongside pharmacotherapy.
Emergency Callout: Immediate emergency medical evaluation is required if a diabetic patient experiences severe vomiting, confusion, and fruity-smelling breath (Diabetic Ketoacidosis or DKA), a hyperthyroid patient develops a sudden dangerously high fever, racing heart, and delirium (Thyroid Storm), or an adrenal patient suffers sudden, profound weakness, vomiting, and a drastic drop in blood pressure (Adrenal Crisis).
Member, Bangladesh Medical and Dental Council (BMDC)
Member, Bangladesh Endocrine Society (BES)
Assistant Professor, BCS (Health) Cadre
Bring all prior blood test reports (especially Fasting/2-hour post-meal sugars, HbA1c, TSH, FT3, FT4, and lipid profiles) and any previous ultrasound reports of the thyroid or abdomen.
Crucial: Do not take your morning thyroid medication (Levothyroxine) on the day of your blood test until after the blood is drawn.
Maintain a complete list of current prescription medications, particularly any past use of oral steroids, which can affect the adrenal glands.
Keep a detailed symptom diary noting weight changes, heart palpitations, or excessive thirst and urination.
Last Modified: October 25, 2026
Type 1 diabetes is an autoimmune disease where the immune system destroys the insulin-producing cells in the pancreas, requiring lifelong insulin injections for survival. Type 2 diabetes is a metabolic disorder primarily driven by insulin resistance (the body makes insulin but cannot use it properly), often linked to genetics, weight, and lifestyle, and can be managed with diet, oral medications, and sometimes insulin.
Hashimoto's is a chronic autoimmune condition and cannot be permanently cured. However, the resulting hypothyroidism is highly treatable. By taking a daily, precise dose of synthetic thyroid hormone (Levothyroxine) prescribed by an endocrinologist, patients can restore normal metabolism and lead completely healthy, symptom-free lives.
This is called Graves' ophthalmopathy or Thyroid Eye Disease. The same autoimmune antibodies that attack the thyroid gland also attack the tissues and muscles behind the eyes, causing severe inflammation and swelling. This pushes the eyeballs forward. It requires specialized collaborative care between an endocrinologist and an ophthalmologist.
A fasting blood sugar test only shows your sugar level at that exact moment. HbA1c (Glycated Hemoglobin) is a blood test that measures the average blood sugar level over the past 3 months by seeing how much sugar is attached to your red blood cells. It provides the endocrinologist with a true, long-term picture of your diabetes control.
While general medicine covers all body systems broadly, an MD in Endocrinology is the highest, super-specialized clinical postgraduate degree focused entirely on the intricate pathology, diagnosis, and treatment of glands and hormones. It requires years of intense, specialized training beyond a standard MBBS.
Cushing syndrome is the result of too much cortisol (a stress hormone) in the body over a long period. Diagnosing it is highly complex and requires dynamic testing by an endocrinologist, such as a 24-hour urine test for free cortisol or a low-dose dexamethasone suppression test, to see if the body responds normally to hormone suppression.
Remission" is a more accurate term. In early Type 2 diabetes, massive weight loss and extreme dietary changes can restore normal blood sugar levels without medication for a period of time. However, the underlying genetic and metabolic tendency remains, meaning the diabetes can return if weight is regained or healthy habits stop.
While general physicians manage mild Type 2 diabetes excellently, an Endocrinologist is essential if your blood sugars remain uncontrolled despite multiple medications, if you have Type 1 diabetes, if you are pregnant (gestational diabetes), or if you develop complex complications like kidney disease or severe neuropathy.
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