12 results
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
Exaggerated startle reflex ... • Avoidance and ... BehavioralDisorder #Pathophysiology ... #diagnosis #symptoms ... #signs #psychiatry
Schizophrenia: Pathogenesis and Symptoms
Increased dopaminergic transmission in mesolimbic projection
-> Dopaminergic neurons here project into the limbic
Symptoms Increased ... thought to cause the Positive ... Schizophrenia #pathophysiology ... #signs #psychiatry ... #positive #negative
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
chromosome 21) Signs ... seizure, primitive reflexes ... AlzheimersDisease #Dementia #pathophysiology ... #geriatrics #diagnosis ... #signs #symptoms
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
: Pathogenesis and ... gait, strength, reflexes ... MeralgiaParesthetica #MSK #pathophysiology ... #differential # ... diagnosis #signs
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
While the pathophysiology ... an involuntary reflex ... Video by Dr. ... Meningitis #Clinical #Video ... #PhysicalExam #Pediatrics
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... previous gaze position ... previous gaze position ... • Examine for signs
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
globe position ... - pupillary reflex ... Periorbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis #signs ... #symptoms
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... LMN signs in the ... Increased Jaw Jerk reflex ... fasciculations Common Symptoms ... conditions listed in differential
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
bilateral, malignant, pediatric ... and Signs: 50% ... and signs: • ... hypotension (may reflect ... leukocytosis, psychiatric
Social Anxiety Disorder (SAD) - Pathophysiology 
Excessive fear of one or more social situations
 • Safety
Disorder (SAD) - Pathophysiology ... Interpret neutral or positive ... BehavioralDisorder #SAD #Pathophysiology ... #diagnosis #symptoms ... #signs #psychiatry