10 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... T4 +/- T3 → Primary ... T3 → Central (secondary ... #algorithm #diagnosis ... endocrinology #TFTs
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Systemic and Primary ... Causes == Primary ... Urticaria == No Primary ... #Pruritus #primary ... #secondary #systemic
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
diagnostic of primary ... normal adrenal function ... suggests EITHER primary ... ACTH: - High = primary ... AI - Low = secondary
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Etiology - High FSH, Low ... Hypothalamic: • Functional ... Hyperprolactinemia • Hypothyroidism ... #Primary #Amenorrhea
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... Differential Diagnosis Algorithm ... Mellitus Liver Function ... • Hyperthyroidism ... #Pruritus #secondary
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
disease • Drugs: Loop ... hormone secretion, Hyperthyroidism ... Hypercalcemic states, Primary ... or secondary aldosteronism ... nephrology #magnesium #low
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... - Urinary Chloride ... Remote use of loop ... - Normal/low ... #causes #urinary
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
- Nasogastric suction ... disease Drugs: - Loop ... secretion - Hyperthyroidism ... Hypercalcemic states - Primary ... or secondary aldosteronism
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Low Alkaline Phosphatase ... pain • loss of secondary ... severe mobility/functional ... Wilson's disease • hypothyroidism ... • Elevation of urinary
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis - Urinary ... Chloride Algorithm ... Remote use of loop ... alkalosis • Normal/low ... Metabolic #Alkalosis #Urinary