41 results
Iron Deficiency - Pathophysiology, Signs and Symptoms

#Iron #Deficiency #Pathophysiology #diagnosis #Signs #Symptoms
Iron Deficiency ... Pathophysiology, Signs ... Symptoms #Iron #Deficiency ... Pathophysiology #diagnosis #Signs
Wernicke Encephalopathy - Acute Thiamine (B1) Deficiency 
Clinical Diagnosis - Caine Criteria (2 out of 4):
Thiamine (B1) Deficiency ... abnormalities (eg nystagmus ... dysfunction - Dietary deficiency ... #Thiamine #B1 #Deficiency
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
Latency (delay in nystagmus ... and torsional nystagmus ... • Vertigo and nystagmus ... 30 seconds • Nystagmus ... testing #findings #signs
Wernicke Encephalopathy - Acute B1 (Thiamine) Deficiency - Diagnosis and Management
Diagnosis - Caine Criteria (2 of
B1 (Thiamine) Deficiency ... ophthalmoplegia and nystagmus ... • Nutritional deficiency ... for nutritional deficiency ... #B1 #Thiamine #Deficiency
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Convergence retraction nystagmus ... retraction (Collier's sign ... → "setting sun sign
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
vestibular CN VIII • Nystagmus ... Diagnosis #Symptoms #Signs
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
unidirectonal nystagmus ... neurologic symptoms/signs ... bidirectional nystagmus
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Convergence retraction nystagmus ... retraction (Collier's sign ... "setting sun" sign
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Vitamins and Vitamin Deficiency ... #Vitamins #Deficiency ... differential #diagnosis #signs
Risk Factors and Signs of Copper Deficiency
Risk Factors:
 • Gastrointestinal: Previous upper bowel resection/bariatric surgery, Inflammatory
Risk Factors and Signs ... of Copper Deficiency ... , Malnutrition Signs ... drkeithsiau #Copper #Deficiency ... #diagnosis #signs