14 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... T4 → Possibly Central ... +/- T3 → Primary ... Hyperthyroidism #algorithm ... endocrinology #TFTs #TSH #Interpretation
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Systemic and Primary ... Causes == Primary ... Urticaria == No Primary ... /uremia TSH & T4 ... #Pruritus #primary
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Reticulocytosis • Primary ... Anemias (MAHA) - Abnormal ... Cancer • Hypothyroid ... #Causes #Hematology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Elevated PTH (High or normal ... ): • Primary Hyperparathyroidism ... Bone Resorption: Hyperthyroid ... #causes #endocrinology
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Abnormal Lipid Profiles ... Differential Diagnosis Algorithm ... Deficiency • Primary ... • Hypothyroid ... #Dyslipidemia #Abnormal
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... arrhythmias and paralysis ... wasting from other causes ... mEq/g suggests urinary ... ↑ Aldosterone: Primary
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
diagnostic of primary ... unclear (often the case ... adrenal function ... suggests EITHER primary ... ACTH: - High = primary
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... - Diarrhea pH Normal ... • Periodic paralysis ... Primary hyperaldo ... #Diagnosis #Causes
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... - Urinary Chloride ... Vomiting/nasogastric suction ... Differential #Diagnosis #Algorithm ... #causes #urinary
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Abnormalities in primary ... platelet function ... deficiency - Abnormal