10 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... tenderness • Positive ... Stork test) • XR ... vertebrae • CT - collar ... MSK #diagnosis #pathophysiology
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
in the knee-to-chest ... Carnett's sign ... incisional hernias: clinical ... radicular pain #Rare #Causes ... Abdominal #Pain #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... Lung Abscess - Clinical ... Blood cultures • CXR ... early disease) • CXR ... Lung Abscess Differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... life-threatening Differential ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... renal failure Clinical ... symptoms are not caused ... e.g. incidental CXR ... Diagnosis #Management #Signs
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Hodgkin Lymphoma - Clinical ... Serum Copper • Chest ... Immunohistochemical studies (to differentiate ... characteristically CD30 positive ... and usually CD15 positive
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... • Vestibulo-ocular ... • Examine for signs ... caseyalbin #PhysicalExam
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
this pattern was caused ... most challenging differential ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
The Lazarus sign ... resembling the position ... reported in some cases ... Lazarus #Reflex #PhysicalExam ... #clinical #video
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Pertinent positives ... Vital signs: BP ... x-ray (CXR), try ... not seen on a CXR ... Most commonly caused