8 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Laboratory Evaluation ... Thyroid Disease Hyperthyroidism ... thyroid scan with focal ... disease course #hypothyroid ... #hyperthyroid #
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... Diagnosis Algorithm ... Endocrine • Hypothyroidism ... • Hyperthyroidism ... contraceptives • Hyperthyroid
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Localized / Focal ... Traction alopecia Diffuse ... • Endocrine: Hypothyroidism ... Tests: • TSH ... • Laboratory evaluation
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... Differential Diagnosis Algorithm ... Endocrine • Hypothyroidism ... • Hyperthyroidism ... contraceptives • Hyperthyroid
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Differential Diagnosis Algorithm ... disorder, weight loss ... compression) • Hypothyroidism ... Differential #Diagnosis #Algorithm ... #Causes #OBGyn
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Differential Diagnosis Algorithm ... Etiology - High FSH ... disorder, weight loss ... Hyperprolactinemia • Hypothyroidism ... #Causes #OBGyn
Causes of Female Infertility - Differential Diagnosis Algorithm
Uterus - HSG or SHG or hysteroscopy:
 • Fibroids/polyps
Differential Diagnosis Algorithm ... Hypothalamic: • Weight loss ... Hypopituitarism: • Hypothyroidism ... Differential #Diagnosis #Algorithm ... Causes #Obstetrics #OBGyn
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
have had prior evaluations ... Anorexia, weight loss ... Ovarian CA Diffuse ... intolerance • SIBO Focal ... Hypercalcemia • Hypothyroidism