15 results
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
Motor Neuron (UMN ... acetylcholine (Ach ... UMN lesions are ... and a positive Babinski ... @DharSaty #UMN
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Severe - ALT >15X ULN ... Viral, Ischemia, AIH ... Mild - ALT < 5x ULN ... kwburak #LFTs #Elevated
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Severe ALT > 15x ULN ... Mild ALT < 5x ULN ... • Drugs • AIH ... disease US — Normal
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
IgG typically elevated ... upper limit of normal ... If suspected, AIH ... Hepatitis (eg Viral) Management ... #Diagnosis #Management
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Flow rate of 1-6 Umin ... Flow rate of 6-10 Umin ... rate of 10-15 Umin ... entrainment of room air ... Equipment #Devices #Management
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
likely - Mid range/ULN ... FeCa <1 %) - Low normal ... • If all normal ... endocrinology #calcium #elevated
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
R-value: Serum (ALT/ULN ... ALT) / (Alk phos/ULN ... specificity to elevated ... - If both are normal ... of ALP • Near normal
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
• ALT & AST normal ... or slightly elevated ... • Bilirubin - Normal ... early on but elevated ... • ALP > 1.5 x ULN
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Examination: • UMN ... Hyperreflexia, Clonus, Babinski ... sclerosis #diagnosis #management
Hepatitis B - Treatment Indications
Treatment not indicated:
 • Immune tolerant state - HBe-Ag detectable, high HBV
(>10^6 IU/mL), normal ... (<2000 IU/mL), normal ... (>10^6 IU/mL), normal ... IU/mL and ALT > ULN ... #Indications #management