11 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... /0.8)] - PaO2 Normal ... A-a gradient to normal ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential
Asymmetrical Tonic Neck Reflex (ATNR)

This primitive reflex found in newborn babies that normally vanishes around 4
This primitive reflex ... newborn babies that normally ... of the infant's arms ... clinical #video #Neurology ... Peds #Pediatrics #Normal
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... activating system/ARAS ... movements; also normal ... Decorticate posturing: Arms ... #PhysicalExam #neurology
Moro Reflex on Newborn Physical Exam

The Moro reflex is obtained by holding the baby’s head and
Moro Reflex on Newborn ... Exam The Moro reflex ... #Moro #Reflex #Peds ... Clinical #Video #Neurology ... #Normal #PhysicalExam
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
C6 Dorsal Thumb ... C7 Dorsal Middle ... C8 Dorsal Little ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... Metabolic: pH pCO2 ... acidosis Step 5 - Differential ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential
IDSA Recommendations for Treating Mucosal Candidiasis in HIV-AIDS
Oropharyngeal Candidiasis: Initial Episodes (Duration of Therapy: 7–14 days)
Preferred
IDSA Recommendations ... Candidiasis in HIV-AIDS ... Refer to product ... • Itraconazole oral ... candida #mucosal #IDSA
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
Cytomegalovirus (CMV) in HIV-AIDS ... 50 or less: • Neurologic ... of blindness in AIDS ... Liver: Hepatitis, Portal ... #diagnosis #differential
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Can begin in arms ... Decreased / Absent Reflexes ... : Arms or legs ... CSF PROTEIN - NORMAL ... management #treatment #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... injury • Gait is abnormal ... reflexes: Areflexia ... disorders #diagnosis #neurology ... #differential