32 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
sweats, chills (infection ... Dyspnea (underlying lung ... refer + order CT ... History of cancer, lung ... Diagnosis #Algorithm #causes
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Liver Mass - Differential ... Disease, Caroli's ... Benign - Infectious ... secondary - Breast, Lung ... Diagnosis #Algorithm #Causes
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Causes of Secondary ... Nephropathy - Differential ... Ulcerative Colitis • Liver ... Lymphomas, RCC, Lung ... #Differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... seen • Chest CT ... Abscess Differential ... #causes #management
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Lymphadenopathy - Differential ... • Kikuchi Disease ... , Mediastinum, Lungs ... #Hematology #Oncology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... • Liver diseases ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... DDX - Other causes
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Manifestations: • Infection ... (most common: lung ... (most common: lung ... , Aneurysm • Pancreas ... #Diagnosis #causes
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Diagnosis • Infectious ... CA, small cell lung ... Trauma: Shock liver ... Metabolic: Wilson Disease ... #Diagnosis #causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Lungs: • 90% ... (elevations of liver ... Imaging, high res CT ... #differential #
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving both lungs ... Immunodeficiency 3) Infection ... Rheumatologic/Autoimmune diseae ... pulmonary #diagnosis #differential