11 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
high; in some cases ... disease course #hypothyroid ... #hyperthyroid # ... differential #diagnosis ... #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - Differential ... Diagnosis Algorithm ... Bone Resorption: Hyperthyroid ... #Diagnosis #Algorithm ... #causes #endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Insufficiency - Differential ... Diagnosis Algorithm ... : • Pituitary Dysfunction ... #Causes #endocrinology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Systemic and Primary Causes ... Mellitus Liver Function ... /uremia TSH & T4 ... #causes
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Gynecomastia - Differential ... Diagnosis Algorithm ... Tumor Increased T4 ... Tumor Normal T4 ... #causes #endocrinology
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Amenorrhea - Differential ... Diagnosis Algorithm ... Challenge • Functional ... #endocrinology ... #causes
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Hyperphosphatemia - Differential ... Diagnosis Algorithm ... Impaired Renal Function ... #endocrinology ... #causes
Male Sexual and Erectile Dysfunction - Differential Diagnosis Algorithm
Erectile Dysfunction
 - Psychological
    •
- Differential ... Diagnosis Algorithm ... Sensate • Focus ... #endocrinology ... #causes
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Diagnosis Algorithm ... Neuromuscular Junction ... Dysfunction: ... #Causes #Ophthalmology
Weight Gain / Obesity  - Differential Diagnosis Algorithm
Decreased Expenditure:
 • Sedentary Lifestyle
 • Smoking Cessation
Gain / Obesity - Differential ... Diagnosis Algorithm ... Ovarian Syndrome • Hypothyroid ... #endocrinology ... #causes