234 results
Causes of SVC Syndrome - Differential Diagnosis Framework
 • Benign (15-40%): Thrombosis (aka catheter-associated), Goiter, Fibrosing
Causes of SVC Syndrome ... Malignant (60-85%): SCLC ... , NSCLC, NHL, Germ
Small Cell Lung Cancer (SCLC) Staging
SCLC has 2 stages: 'Limited' or 'Extensive'
Limited = disease fitting into
Cell Lung Cancer (SCLC ... ) Staging SCLC has ... Medicine @ucsdim #SmallCell ... #Lung #Cancer #SCLC
Causes of Superior Vena Cava (SVC) Syndrome 
Malignant Causes (2/3 of cases)
 - 95%
Causes of Superior ... Syndrome Malignant Causes ... Cancer - NSCLC ... common) - SCLC ... Non-Malignant Causes
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... most frequently SCC ... most frequently SCC
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... echogenic as in this case ... for underlying cause ... Jugular #IJ #Vein #POCUS
FAST - Cardiac Tamponade - Torn atrial appendage.
WCUME 2017 Submission for Best POCUS - Massive hemopericardium
Submission for Best POCUS ... #Peds #Trauma #POCUS ... Echocardiogram #SC4C
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Tumors: Lung, SCC ... Diagnosis #Algorithm #causes
Neck Mass - Differential Diagnosis Framework
Inflammatory:
 • Viral (reactive): EBV, HIV
 • Bacterial: Staph/Strep, Tularemia, Brucella
• Metastatic: SCC ... Differential #Diagnosis #causes
Conductive Hearing Loss - Differential Diagnosis Algorithm

Normal Otoscopy - Middle Ear:
 • Otosclerosis
 • Congenital (Ossicular
Exostosis) • Tumors (SCC ... Diagnosis #Algorithm #Causes
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Lymphoma, Head / Neck scc ... Diagnosis #Algorithm #Causes