12 results
Hypothyroidism and Hyperthyroidism - Symptoms and Signs
Hypothyroidism:
 - General - From asymptomatic to myxedema coma, “Like
Hyperthyroidism ... down” • Low ... • Infertility, amenorrhea ... MSc @AmyChung #Hypothyroid ... #Hyperthyroid #
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... ) - Diagnostic Algorithm ... #Hyperthyroidism ... #Hyperthyroid #
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic ... Medications (diuretics), Hypothyroidism ... Primary polydipsia, Low ... #Algorithm #diagnosis
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... Beer Potomania - Low ... • Euvolemic - Hypothyroidism ... thecurbsiders #Hyponatremia
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... acid <4 • SIADH, Hypothyroidism ... , Low solute intake ... #algorithm #diagnosis ... #sodium #low #nephrology
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary Amenorrhea ... Differential Diagnosis Algorithm ... progesterone challenge, Low ... FSH, Low estrogen ... compression) • Hypothyroidism
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Approach to Hypotonic Hyponatremia ... normal volume-based algorithm ... can be high or low ... Uosm), Hypothyroidism ... Primary polydipsia), Low
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary Amenorrhea ... Differential Diagnosis Algorithm ... Etiology - High FSH, Low ... Hyperprolactinemia • Hypothyroidism ... #Primary #Amenorrhea
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
Hypothyroid Myopathy ... patients with hypothyroidism ... Pathophysiology ... hypertrophy of slow-twitching ... #Myopathy #pathophysiology
Myoedema on Physical Exam
Myoedema (or "mounding"): A sign of Hypothyroidism, refers to a small lump rising
mounding"): A sign of Hypothyroidism ... characteristic of hypothyroid ... relaxation, because of slow ... not specific for hypothyroidism ... severe cachexia, hyponatremia