4 results
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH ... Differential Diagnosis Algorithm ... • Hypothyroidism ... Thyrotoxicosis • T3 ... #Hypothyroid #Hyperthyroid
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Thyroid Disease Hyperthyroidism ... high; in some cases ... iodine uptake Hypothyroidism ... disease course #hypothyroid ... #hyperthyroid #
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
• Low TSH, normal ... T4 +/- T3 → Primary ... - T3 → Central ( ... #algorithm #diagnosis ... #Interpretation
Causes of Male Infertility - Differential Diagnosis Algorithm
Sperm Transport:
 • Vasectomy
 • Cystic fibrosis gene mutation
Causes of Male Infertility ... Differential Diagnosis Algorithm ... Sperm Motility - Abnormal ... semen analysis: ... hyperprolactinemia, hypothyroidism