17 results
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
false positive tests ... 88 = age adjusted ... Ddimer #dimer #pathophysiology ... #hematology #differential ... #adjusted
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... K), H. pylori test ... thyroid function test ... (CVID, WAS), (neurologic ... changes), high MCV anemia
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... • Extremes of age ... Fecal occult blood test ... • Serology for ... Algorithm #Causes #dermatology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
thus symptoms are ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK #pathophysiology ... #differential # ... diagnosis #signs
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Band neutrophils are ... Neutrophil (Normal) Differential ... #differential # ... neutrophil #WBC #CBC #hematology ... #pathophysiology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Epidemiology: - Bimodal age ... life-threatening Differential ... /Edrophonium test ... - Peek sign 2. ... diagnosis #management #neurology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... very remarkable w/differential ... systemic complaints- anemia ... the “Chewing gum test
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
- Pathophysiology ... prolonged bed rest ... today, patients aged ... Hospitalization #causes #pathophysiology ... #differential #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
to 40 years of age ... skin injury) • Neurologic ... is a skin prick test ... Behcet disease) Differential ... diagnosis #management #signs
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... Test if patient ... • Examine for signs ... #PhysicalExam #neurology