26 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... arthritis of the spine ... Manifestations: • Infection ... #causes #primarycare ... #table
Red Flags in Back Pain
 • Cancer: Age > 50, History of cancer, Unexplained weight loss,
Red Flags in Back ... modification, NSAIDs) • Infection ... • Cauda equina syndrome ... #differential #diagnosis ... #primarycare #checklist
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
Syndrome What? ... (Many causes!) ... * (most common cause ... ) • Infection ( ... #diagnosis #neurology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... - Ramsay Hunt syndrome ... Nerve V: • TMJ syndrome ... Loss of vision or black ... #differential #diagnosis
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Aspergillus (IA) - Diagnosis ... are caused by members ... immunosuppression (eg ... Non-pigmented (hyaline ... sometimes have this morphology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• Severe low back ... - Emergency Causes ... Differential Diagnosis ... Palpation - lower back ... #causes #neurology
Causes of Male Infertility - Differential Diagnosis Algorithm
Sperm Transport:
 • Vasectomy
 • Cystic fibrosis gene mutation
Causes of Male Infertility ... - Differential Diagnosis ... • Kartagener syndrome ... #Algorithm #Causes ... #PrimaryCare
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Hyaline Casts ... colored compounds (e.g ... can be either infectious ... or non-infectious ... interpretation #diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... with previously stable ... non-obese, non-black ... White-coat syndrome ... #Differential #Diagnosis
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
- Differential Diagnosis ... Statins), ETOH Infection ... azotemia: Isotonic saline ... per day until stable ... Management #Summary #causes