28 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... Manifestations: • Infection ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... #primarycare #table
Right Upper Quadrant Pain
Liver:
 - Infectious: Acute viral hepatitis, Liver abscess
 - Non-infectious: hepatitis (Alcohol, Medications),
hepatitis, Liver abscess ... Hepatic congestion (e.g ... Subdiaphragmatic abscess ... #RUQ #Pain #differential ... #diagnosis #causes
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Origin (FUO) - Differential ... Diagnosis Algorithm ... Osteomyelitis • Occult abscess ... • Protozoa (eg ... #Diagnosis #Algorithm
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
CENTRAL FACIAL / ... Endemic treponemal infection ... (e.g. ... #diagnosis #infectiousdiseases ... #differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... DiagnosisInfection ... tuberculosis, Abscess ... Infected thrombosis, (e.g ... Inflammatory Diseases (e.g
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Neutrophils - Differential ... Diagnosis Algorithm ... Infection • ... Bacterial • Abscess ... Solid Tumour (e.g
Red Flags in Back Pain
 • Cancer: Age > 50, History of cancer, Unexplained weight loss,
conservative therapy (e.g ... modification, NSAIDs) • Infection ... RedFlags #Back #Pain #differential ... #diagnosis #primarycare
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Benign Neoplasm (eg ... Granuloma • Abscess ... cannonball lesions"; Eg ... Breast, Testicle) Infection
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Differential Diagnosis ... • Vasculitis (e.g ... #pulmonary #differential
Causes of Male Infertility - Differential Diagnosis Algorithm
Sperm Transport:
 • Vasectomy
 • Cystic fibrosis gene mutation
Diagnosis Algorithm ... Ejaculatory duct cysts (e.g ... gonadotropins (e.g ... Genetic abnormality (e.g ... #Causes #PrimaryCare