21 results
Thyroid Disorders and Menstrual Cycle Function

Hypothyroidism
 • Polymenorrhea (increased menstrual bleeding) is more common
 • Oligomenorrhea
and Menstrual Cycle ... Galactorrhea • Decreased ... Disorders #Menstrual #Cycle ... #Differential # ... Diagnosis #Endocrinology
Causes of Depressed / Lethargic Newborn - Differential Diagnosis Algorithm
Maternal Related:
 • Drugs (Ex. SSRI)
 •
Causes of Depressed ... Lethargic Newborn - Differential ... Syndrome • Birth Asphyxia ... Hypoglycemia #Depressed ... Lethargic #Newborn #Differential
Menstrual Cycle Physiology: The Hypothalamic-Pituitary-Ovarian Axis
Estrogen, when released:
 • Negatively feeds back on the hypothalamus and
Menstrual Cycle ... anterior pituitary to Decreased ... the menstrual cycle ... phases of the cycle ... HypothalamicPituitary #endocrinology
Menstrual Cycle Physiology: Ovarian Cycle – Luteal Phase Explained
 • The LH surge can be thought
Menstrual Cycle ... pituitary -> Decreased ... FSH, and LH • Decreased ... this phase • Decreased ... #LutealPhase #endocrinology
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
Hirsutism - Differential ... Regular Menstrual Cycles ... Irregular Menstrual Cycles ... #Hirsutism #Differential ... Diagnosis #Algorithm #endocrinology
Causes of hypophosphatemia - Differential Diagnosis
 • Increased losses: enhanced urinary phosphate excretion
 • Decreased input:
hypophosphatemia - Differential ... excretion • Decreased ... hypophosphatemia #Causes #Differential ... #Diagnosis #endocrinology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Virilization - Differential ... Hirsutism - Normal Cycles ... #Virilization #Differential ... Diagnosis #Algorithm #endocrinology
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH - Differential ... Non-Thyroid Illness Decreased ... Toxicosis #TSH #Differential ... #Hyperthyroid #Endocrinology
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Thiazide Diuretics Decreased ... Chronic Alcoholism Decreased ... #LowPhosphate #Differential ... Diagnosis #Algorithm #endocrinology
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Hyperphosphatemia - Differential ... Insulin Deficiency Decreased ... HighPhosphate #Differential ... Diagnosis #Algorithm #endocrinology