9 results
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... Test Interpretation ... Table TSH, Free T4 ... Endocrinology #Hyperthyroid ... #Hypothyroid #Function
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... TSH, Low normal T4 ... Low TSH, normal T4 ... #algorithm #diagnosis ... endocrinology #TFTs #TSH #Interpretation
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 #
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Mellitus Liver Function ... /uremia TSH & T4 ... : • Hypothyroidism ... • Hyperthyroidism
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
Hypothyroid Myopathy ... patients with hypothyroidism ... Pathophysiology: • T4 ... impairs musde function ... Rhabdomyolysis (rare) #Hypothyroid
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Differential Diagnosis Algorithm ... Mellitus Liver Function ... /uremia TSH & T4 ... : • Hypothyroidism ... • Hyperthyroidism
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... Hypokalemic periodic paralysis ... GI losses (NG suction ... Differential #Diagnosis #Algorithm ... #nephrology #low
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Neuromuscular Junction ... syndrome - Tick-paralysis ... Endocrinopathies: Hypothyroid ... Differential #Diagnosis #neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Differential Diagnosis Algorithm ... Vomiting • NG suction ... Thyrotoxic periodic paralysis ... #Hypokalemia #Nephrology ... Differential #Diagnosis #Algorithm