115 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... Radiology #XRay #Diagnosis
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... , Fragile bones/ ... /joint pain Psychiatric ... Hyperparathyroidism #diagnosis ... Secondary #Tertiary #pathophysiology
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
Serotonin #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
30 (post-peak bone ... Decr estrogen • Bone ... #Osteoporosis #pathophysiology ... #signs #symptoms ... #diagnosis
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
in subchondral bone ... architecture -> Palpable bony ... contact between bony ... Osteoarthritis #OA #pathophysiology ... #diagnosis #signs
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
BehavioralDisorder #Pathophysiology ... #diagnosis #symptoms ... #signs #psychiatry
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
SerotoninNorepinephrine #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
tenderness • Positive one-legged ... XR — scotty dog sign ... Spondylolisthesis #MSK #diagnosis ... #pathophysiology ... #signs #symptoms
Gaucher Disease 

Pathophsiology
 • Lysosomal storage disorder
 • Deficiency of ß-glucocerebrosidase
• Accumulation of glucosylceramide in macrophages
Diagnosis
Gaucher Disease Pathophsiology ... in macrophages Diagnosis ... Osteonecrosis, bone ... Gauchers #Disease #Diagnosis ... #Signs #Symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Media • Temporal Bone ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... #Differential #Diagnosis