41 results
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
(<72 hours) - Differential ... Diagnostic Algorithm ... cardiac, pulmonary, renal ... musculoskeletal causes ... aortic aneurysm
Causes of Mediastinal Mass - Differential Diagnosis Algorithm
Anterior Mediastinal Mass:
 • Thyroid
 • Thymoma
 • Teratoma
Causes of Mediastinal ... Mass - Differential ... Mediastinal Mass: • Aneurysm ... , Esophageal) Posterior ... #Causes
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... , lntracranial hemorrhage ... SAH, tumor • Posterior ... communicating artery aneurysm ... no neurological cause
Causes of Headache - Differential Diagnosis Algorithm
Primary: Tension, Migraine, Cluster
Extracranial: Medications, Sinusitis, TMJ disorder, Cervicogenic, Glaucoma,
Causes of Headache ... - Differential ... Diagnosis Algorithm ... trrombosis, Dissection, Aneurysm ... , Hemorrhage, Vasculitis
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Hypotension / Shock Differential ... Diagnosis Algorithm ... oral intake • Hemorrhage ... Anaphylaxis • Adrenal ... #shock #causes
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Causes of Adrenal ... Insufficiency - Differential ... Diagnosis Algorithm ... • HIV/AIDS Hemorrhagic ... #Causes
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Insufficiency - Differential ... Diagnosis Algorithm ... Fungal, HIV/AIDS • Hemorrhagic ... #Diagnosis #Algorithm
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Pain - Differential ... • Vascular - abdominal ... aortic aneurysm ... Retroperitoneal - renal
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm ... Trauma • Subdural Hemorrhage ... #Diagnosis #Algorithm ... #Causes #Ophthalmology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... ultrasound, Tests ... Duplex Doppler ultrasound ... ; MRA; abdominal ... #Hypertension #Differential