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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, Free T3 and ... #Hypothyroid #Function
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... normal T4 +/- T3 ... → Primary Hyperthyroidism ... #algorithm #diagnosis ... endocrinology #TFTs #TSH #Interpretation
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
• Insomnia Primary ... TSH • ↑ Total T3 ... • ↑ Free T4 ... ↑ FT4 and/or ↑ T3 ... Hyperglycemia - ↑ AST/ALT
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
in 1923 Low ALP ... recurrent fractures of feet ... severe mobility/functional ... Wilson's disease • hypothyroidism ... • Elevation of urinary
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... or low Uosm), Hypothyroidism ... 100): Excessive Free ... water intake (Primary ... differential #diagnosis #table