13 results
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
neurological lesion: Clinical ... of injury • Gait ... Causes: 1. ... , HIV, CMV, HTLV ... myelopathy - Vit B12
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... syphilis, and HIV ... ) - Vitamin B12 ... , Copper deficiency ... syndromes #lesions #differential
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
) Deficiency Etiology ... • Common Causes ... intrinsic factor, IF) Clinical ... parasthesias, gait ... consider IM or IV
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
fatigue despite clinical ... Receptor (sTfR) to differentiate ... restricted diet/deficiency ... symptoms even if ... /other causes •
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Clinical Presentation ... and petechiae Causes ... , GATA2 deficiency ... , CTLA4 deficiency ... • Improve the symptoms
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... should be based on clinical ... Demyelinating disease caused ... , limb ataxia, gait ... #diagnosis #AIDS
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Phosphatase Of Clinical ... • Pernicious anemia ... /B12 deficiency ... mineralization Symptoms ... ) - Waddling gait
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... Bilateral signs and/or symptoms ... simplex virus, HIV ... • Nutritional Deficiency ... #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... glycol (present in IV ... Renal failure (uremia ... lung disease (COPD ... Diagnosis #Summary #Nephrology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... malignancy, or thiamine deficiency ... 30mmHg) - Severe anemia ... effect - Thiamine deficiency ... Ethylene glycol - HIV