11 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Tests (PFTs) - ... Non-Emphysematous COPD ... Emphysematous COPD ... #Pulmonary #FunctionTests
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... (LFTs) Elevation ... / ULN ALT) / (ALP ... SinaiBmoreIMRes #Liver #FunctionTest ... #LFTs #Elevation
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... smear, HIV/HCV testing ... country), thyroid function ... gastric bypass), LFT ... not required in all
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal Cord ... Motor Nerves: ALS ... Neuromuscular junction ... poisoning, Scorpion sting
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... disrupt cellular function ... multiple spinal cord ... - Causes progressive ... - Further testing
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
and Hypoxia - Pathophysiology ... impacts respiratory function ... is a cause of refractory ... phosphorus is seen in COPD ... patients with COPD
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Most cases diagnosed ... nephrocalcinosis • CPPD ... severe mobility/functional ... collection with EDTA Pathophysiology ... Phosphatase: • Other causes
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
enzyme 21-OHase causes ... glands • Salt wasting ... infants with "salt wasting ... Late (shock): cold ... #21HydroxylaseDeficiency #21OHD #pathophysiology
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
the integrated function ... ) - Spinal cord ... neuron disease (ALS ... weakness, muscle wasting ... fear of falling, functional
Anorexia Nervosa: Complications
CARDIAC ABNORMALITIES
 - Functional: Low BP, Sinus bradycardia, prolonged QT interval
 - Structural: Reduced
ABNORMALITIES - Functional ... Enzymes - From fasting ... Hypothermia and Cold ... mortality rates of all ... Complications #pathophysiology