23 results
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... thought to be caused ... by abnormal innervation ... clinical #video #neurology ... #physicalexam #
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
reexposed to light; • Normal ... Holmes-Adie Syndrome ... Ill Palsy - abnormal ... dissociation • Other causes ... #neurology #ophthalmology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... , Tumor genesis ... Renal Losses: • Normal ... Estrogen based Rx • Normal ... ADHR, XLHR - Normal
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Hyperthecosis • Tumor ... Tumor Low Serum ... Idiopathic Hirsutism - Normal ... Diagnosis #Algorithm #endocrinology ... #causes
Hypoglycemia Workup and Differential Diagnosis
Workup:
 • Sulfonylurea Labs
 • Anti-lnsulin Ab - Insulin Autoimmune Syndrome
 •
Insulin Autoimmune Syndrome ... metabolic demand causes ... 30 mins later - Normally ... Insulin Autoimmune Syndrome ... Diagnosis #insulinoma #endocrinology
Tall Stature - Differential Diagnosis Algorithm

Normal Growth (BA=CA)
 • Familial Tall Stature
 • XYY Syndrome
Obese BMI
Diagnosis Algorithm Normal ... Exogenous Obesity Normal ... • Ovarian Tumor ... Diagnosis #Algorithm #endocrinology ... #causes
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Normal T4 and ... Klinefelter's Syndrome ... Normal Prolactin ... Diagnosis #Algorithm #causes ... #endocrinology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses: • Normal ... Renin secreting tumor ... , Gitelman syndrom ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... osmolarity If cause ... investigations abnormal ... #Injury #AKI #Workup ... #causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Renin-secreting tumor ... Hyperplasia • Normal ... Al, Normal R - ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium