92 results
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Hyperthecosis • Tumor ... • Cushing's Syndrome ... Tumor Low Serum ... Diagnosis #Algorithm #endocrinology ... #causes
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
Horner's Syndrome ... was due to tumor ... #Ophthalmology ... #Photo #Horners ... #Syndrome #Ptosis
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
• Leydig Cell Tumor ... Klinefelter's Syndrome ... • Kallman's Syndrome ... Diagnosis #Algorithm #causes ... #endocrinology
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Polycystic Ovarian Syndrome ... Inflammatory Lesion • Tumors ... • Empty Sella Syndrome ... Diagnosis #Algorithm #endocrinology ... #causes
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... Diplopia TIER 1-CRITICAL ... , Orbital apex syndrome ... URGENT: Brainstem tumor ... differential #diagnosis #ophthalmology
Hirsutism - Differential Diagnosis
Defined as excessive dark, coarse, male-pattern hair growth
Hirsutism causes in premenopausal women:
 •
growth Hirsutism causes ... Rare: Cushing's Syndrome ... Androgen-secreting tumors ... Hirsutism causes ... Differential #Diagnosis #endocrinology
Tall Stature - Differential Diagnosis Algorithm

Normal Growth (BA=CA)
 • Familial Tall Stature
 • XYY Syndrome
Obese BMI
Stature • XYY Syndrome ... Puberty • Adrenal Tumor ... • Ovarian Tumor ... Diagnosis #Algorithm #endocrinology ... #causes
Hypoglycemia Workup and Differential Diagnosis
Workup:
 • Sulfonylurea Labs
 • Anti-lnsulin Ab - Insulin Autoimmune Syndrome
 •
Insulin Autoimmune Syndrome ... with high tumor ... metabolic demand causes ... Insulin Autoimmune Syndrome ... Diagnosis #insulinoma #endocrinology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
• Optic Nerve Tumor ... Midbrain (Parinaud's Syndrome ... ): • Tumor • ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
chamber, vitreous humor ... Posner-Schlossman Syndrome ... HIA B27-related syndrome ... Differential #Diagnosis #Causes ... #ophthalmology