13 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Evaluation of Iron Deficiency ... diagnose iron deficiency ... biopsy only if serology ... management #Iron #Deficiency ... Gastrointestinal #Evaluation #workup
Criss-Cross Gait on Physical Exam 

Seen in Glucose Transporter type 1 Deficiency Syndrome

#CrissCross #Criss #Cross #Gait
Transporter type 1 Deficiency ... Syndrome #CrissCross ... #Cross #Gait #PhysicalExam ... clinical #video #neurology ... #GLUT1 #deficiency
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Niacin, Vitamin D deficiency ... hyperparathyroidism, Vitamin D deficiency ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... resistance, Vitamin D deficiency ... metastases, Hungry bone syndrome ... #Hypocalcemia #Workup ... Diagnosis #Algorithm #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Binders, Vitamin D Deficiency ... Tumor Genesis Syndrome ... Vitamin D: Vit D Deficiency ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... no light-near dissociation ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
i.e., light-near dissociation ... #Adies #Pupil #PhysicalExam ... ophthalmology #neurology ... #syndrome
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
• Acute stroke syndromes ... endocrine: Vitamin B12 deficiency ... Paraneoplastic syndrome ... dystrophies Work ... Differential #Diagnosis #neurology
Criss-Cross Gait on Physical Exam 

Seen in Glucose Transporter type 1 Deficiency Syndrome

#CrissCross #Gait #PhysicalExam #clinical
Transporter type 1 Deficiency ... Syndrome #CrissCross ... #Gait #PhysicalExam ... clinical #video #neurology ... #GLUT1 #deficiency